52155531120 has 160 divisors (see below), whose sum is σ = 201577812480. Its totient is φ = 10837509120.

The previous prime is 52155531091. The next prime is 52155531143. The reversal of 52155531120 is 2113555125.

52155531120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 1392655 + ... + 1429614.

It is an arithmetic number, because the mean of its divisors is an integer number (1259861328).

Almost surely, 2^52155531120 is an apocalyptic number.

It is an amenable number.

52155531120 is an abundant number, since it is smaller than the sum of its proper divisors (149422281360).

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

52155531120 is a wasteful number, since it uses less digits than its factorization.

52155531120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822303 (or 2822297 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 30.

The spelling of 52155531120 in words is "fifty-two billion, one hundred fifty-five million, five hundred thirty-one thousand, one hundred twenty".