12904529032 has 8 divisors (see below), whose sum is σ = 24195991950. Its totient is φ = 6452264512.

The previous prime is 12904529023. The next prime is 12904529047. The reversal of 12904529032 is 23092540921.

It can be written as a sum of positive squares in only one way, i.e., 6997991716 + 5906537316 = 83654^2 + 76854^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12904528982 and 12904529000.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806533057 + ... + 806533072.

Almost surely, 2^12904529032 is an apocalyptic number.

It is an amenable number.

12904529032 is a deficient number, since it is larger than the sum of its proper divisors (11291462918).

12904529032 is a wasteful number, since it uses less digits than its factorization.

12904529032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613066135 (or 1613066131 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 12904529032 in words is "twelve billion, nine hundred four million, five hundred twenty-nine thousand, thirty-two".