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487408995664 = 24174327414131
BaseRepresentation
bin1110001011110111101…
…01110000110101010000
31201121002101000102100121
413011323311300311100
530441203200330124
61011525042200024
750133310051033
oct7057365606520
91647071012317
10487408995664
11178788742598
127a568353014
1336c6871a056
141983ad2101a
15ca2a5702e4
hex717bd70d50

487408995664 has 40 divisors (see below), whose sum is σ = 1000138719168. Its totient is φ = 229315376640.

The previous prime is 487408995659. The next prime is 487408995673. The reversal of 487408995664 is 466599804784.

It is a junction number, because it is equal to n+sod(n) for n = 487408995593 and 487408995602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 969879 + ... + 1384009.

Almost surely, 2487408995664 is an apocalyptic number.

It is an amenable number.

487408995664 is an abundant number, since it is smaller than the sum of its proper divisors (512729723504).

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

487408995664 is a wasteful number, since it uses less digits than its factorization.

487408995664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418483 (or 418477 counting only the distinct ones).

The product of its (nonzero) digits is 418037760, while the sum is 70.

The spelling of 487408995664 in words is "four hundred eighty-seven billion, four hundred eight million, nine hundred ninety-five thousand, six hundred sixty-four".

Divisors: 1 2 4 8 16 17 34 68 136 272 4327 8654 17308 34616 69232 73559 147118 294236 414131 588472 828262 1176944 1656524 3313048 6626096 7040227 14080454 28160908 56321816 112643632 1791944837 3583889674 7167779348 14335558696 28671117392 30463062229 60926124458 121852248916 243704497832 487408995664