52156567144 has 32 divisors (see below), whose sum is σ = 107662658400. Its totient is φ = 23490025920.

The previous prime is 52156567129. The next prime is 52156567153. The reversal of 52156567144 is 44176565125.

It is a junction number, because it is equal to n+sod(n) for n = 52156567094 and 52156567103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2709162 + ... + 2728345.

It is an arithmetic number, because the mean of its divisors is an integer number (3364458075).

Almost surely, 2^52156567144 is an apocalyptic number.

It is an amenable number.

52156567144 is an abundant number, since it is smaller than the sum of its proper divisors (55506091256).

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

52156567144 is a wasteful number, since it uses less digits than its factorization.

52156567144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5437633 (or 5437629 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 46.

The spelling of 52156567144 in words is "fifty-two billion, one hundred fifty-six million, five hundred sixty-seven thousand, one hundred forty-four".