155713023752 has 64 divisors (see below), whose sum is σ = 343192066560. Its totient is φ = 65298355200.

The previous prime is 155713023749. The next prime is 155713023779. The reversal of 155713023752 is 257320317551.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2106377 + ... + 2179047.

It is an arithmetic number, because the mean of its divisors is an integer number (5362376040).

Almost surely, 2^155713023752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155713023752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171596033280).

155713023752 is an abundant number, since it is smaller than the sum of its proper divisors (187479042808).

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

155713023752 is a wasteful number, since it uses less digits than its factorization.

155713023752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74574 (or 74570 counting only the distinct ones).

The product of its (nonzero) digits is 220500, while the sum is 41.

The spelling of 155713023752 in words is "one hundred fifty-five billion, seven hundred thirteen million, twenty-three thousand, seven hundred fifty-two".