130521755604 has 24 divisors (see below), whose sum is σ = 306741779680. Its totient is φ = 43194249504.

The previous prime is 130521755587. The next prime is 130521755641. The reversal of 130521755604 is 406557125031.

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, 39123559 + ... + 39126894.

Almost surely, 2^130521755604 is an apocalyptic number.

It is an amenable number.

130521755604 is an abundant number, since it is smaller than the sum of its proper divisors (176220024076).

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

130521755604 is a wasteful number, since it uses less digits than its factorization.

130521755604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78250599 (or 78250597 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 130521755604 in words is "one hundred thirty billion, five hundred twenty-one million, seven hundred fifty-five thousand, six hundred four".