155526352052 has 12 divisors (see below), whose sum is σ = 272634784800. Its totient is φ = 77630699256.

The previous prime is 155526352043. The next prime is 155526352067. The reversal of 155526352052 is 250253625551.

It is a super-2 number, since 2×155526352052² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33116552 + ... + 33121247.

It is an arithmetic number, because the mean of its divisors is an integer number (22719565400).

Almost surely, 2^155526352052 is an apocalyptic number.

It is an amenable number.

155526352052 is a deficient number, since it is larger than the sum of its proper divisors (117108432748).

155526352052 is a wasteful number, since it uses less digits than its factorization.

155526352052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66238390 (or 66238388 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 155526352052 in words is "one hundred fifty-five billion, five hundred twenty-six million, three hundred fifty-two thousand, fifty-two".