155475303932256 has 192 divisors, whose sum is σ = 519654401925120. Its totient is φ = 39523978805760.

The previous prime is 155475303932213. The next prime is 155475303932261. The reversal of 155475303932256 is 652239303574551.

It is a self number, because there is not a number n which added to its sum of digits gives 155475303932256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223406986 + ... + 224101833.

It is an arithmetic number, because the mean of its divisors is an integer number (2706533343360).

Almost surely, 2^{155475303932256} is an apocalyptic number.

155475303932256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

155475303932256 is an abundant number, since it is smaller than the sum of its proper divisors (364179097992864).

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

155475303932256 is a wasteful number, since it uses less digits than its factorization.

155475303932256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447508897 (or 447508889 counting only the distinct ones).

The product of its (nonzero) digits is 102060000, while the sum is 60.

The spelling of 155475303932256 in words is "one hundred fifty-five trillion, four hundred seventy-five billion, three hundred three million, nine hundred thirty-two thousand, two hundred fifty-six".