520112156064 has 24 divisors (see below), whose sum is σ = 1365294409920. Its totient is φ = 173370718656.

The previous prime is 520112156051. The next prime is 520112156099. The reversal of 520112156064 is 460651211025.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2708917384 + ... + 2708917575.

It is an arithmetic number, because the mean of its divisors is an integer number (56887267080).

Almost surely, 2^520112156064 is an apocalyptic number.

It is an amenable number.

520112156064 is an abundant number, since it is smaller than the sum of its proper divisors (845182253856).

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

520112156064 is a wasteful number, since it uses less digits than its factorization.

520112156064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5417834972 (or 5417834964 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 520112156064 its reverse (460651211025), we get a palindrome (980763367089).

The spelling of 520112156064 in words is "five hundred twenty billion, one hundred twelve million, one hundred fifty-six thousand, sixty-four".