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BaseRepresentation
bin1011110100101011011000…
…1011001111010100111110
31201000202022101110101102201
42331022312023033110332
53200441214110443444
643351540231142114
72511122613023104
oct275126613172476
951022271411381
1012999627437374
1141621248749a6
12155b4b8b1493a
13733b23732566
1432d284763c74
1517823bae2dd4
hexbd2b62cf53e

12999627437374 has 32 divisors (see below), whose sum is σ = 19591773267456. Its totient is φ = 6469126896960.

The previous prime is 12999627437353. The next prime is 12999627437387. The reversal of 12999627437374 is 47373472699921.

It is a super-3 number, since 3×129996274373743 (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12999627437297 and 12999627437306.

It is a congruent number.

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, 726998914 + ... + 727016794.

It is an arithmetic number, because the mean of its divisors is an integer number (612242914608).

Almost surely, 212999627437374 is an apocalyptic number.

12999627437374 is a deficient number, since it is larger than the sum of its proper divisors (6592145830082).

12999627437374 is a wasteful number, since it uses less digits than its factorization.

12999627437374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20320.

The product of its digits is 864162432, while the sum is 73.

The spelling of 12999627437374 in words is "twelve trillion, nine hundred ninety-nine billion, six hundred twenty-seven million, four hundred thirty-seven thousand, three hundred seventy-four".