52000351872 has 128 divisors (see below), whose sum is σ = 164721807360. Its totient is φ = 14211259392.

The previous prime is 52000351867. The next prime is 52000351901. The reversal of 52000351872 is 27815300025.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358728 + ... + 482375.

It is an arithmetic number, because the mean of its divisors is an integer number (1286889120).

Almost surely, 2^52000351872 is an apocalyptic number.

It is an amenable number.

52000351872 is an abundant number, since it is smaller than the sum of its proper divisors (112721455488).

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

52000351872 is a wasteful number, since it uses less digits than its factorization.

52000351872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841150 (or 841138 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

Adding to 52000351872 its reverse (27815300025), we get a palindrome (79815651897).

The spelling of 52000351872 in words is "fifty-two billion, three hundred fifty-one thousand, eight hundred seventy-two".