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470834959972 = 2213171733078721
BaseRepresentation
bin1101101100111111111…
…00110101011001100100
31200000022022001011121211
412312133330311121210
530203232222204342
61000144255121204
746005505061206
oct6663774653144
91600268034554
10470834959972
11171753073233
1277301813204
1335526a59340
1418b07a44776
15c3aa489c17
hex6d9ff35664

470834959972 has 48 divisors (see below), whose sum is σ = 944970615792. Its totient is φ = 203343298560.

The previous prime is 470834959957. The next prime is 470834959997. The reversal of 470834959972 is 279959438074.

It can be written as a sum of positive squares in 8 ways, for example, as 85174087716 + 385660872256 = 291846^2 + 621016^2 .

It is a junction number, because it is equal to n+sod(n) for n = 470834959898 and 470834959907.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1386429 + ... + 1692292.

It is an arithmetic number, because the mean of its divisors is an integer number (19686887829).

Almost surely, 2470834959972 is an apocalyptic number.

It is an amenable number.

470834959972 is an abundant number, since it is smaller than the sum of its proper divisors (474135655820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

470834959972 is a wasteful number, since it uses less digits than its factorization.

470834959972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078928 (or 3078926 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 67.

The spelling of 470834959972 in words is "four hundred seventy billion, eight hundred thirty-four million, nine hundred fifty-nine thousand, nine hundred seventy-two".

Divisors: 1 2 4 13 17 26 34 52 68 173 221 346 442 692 884 2249 2941 4498 5882 8996 11764 38233 76466 152932 3078721 6157442 12314884 40023373 52338257 80046746 104676514 160093492 209353028 532618733 680397341 1065237466 1360794682 2130474932 2721589364 6924043529 9054518461 13848087058 18109036922 27696174116 36218073844 117708739993 235417479986 470834959972