155064603256 has 128 divisors (see below), whose sum is σ = 319566643200. Its totient is φ = 70318765440.

The previous prime is 155064603223. The next prime is 155064603289. The reversal of 155064603256 is 652306460551.

155064603256 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (155064603223) and next prime (155064603289).

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, 60124575 + ... + 60127153.

It is an arithmetic number, because the mean of its divisors is an integer number (2496614400).

Almost surely, 2^155064603256 is an apocalyptic number.

It is an amenable number.

155064603256 is an abundant number, since it is smaller than the sum of its proper divisors (164502039944).

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

155064603256 is a wasteful number, since it uses less digits than its factorization.

155064603256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849 (or 2845 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 155064603256 in words is "one hundred fifty-five billion, sixty-four million, six hundred three thousand, two hundred fifty-six".