52120012146 has 32 divisors (see below), whose sum is σ = 110959243200. Its totient is φ = 16274016000.

The previous prime is 52120012129. The next prime is 52120012157. The reversal of 52120012146 is 64121002125.

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, 2558355 + ... + 2578646.

It is an arithmetic number, because the mean of its divisors is an integer number (3467476350).

Almost surely, 2^52120012146 is an apocalyptic number.

52120012146 is an abundant number, since it is smaller than the sum of its proper divisors (58839231054).

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

52120012146 is a wasteful number, since it uses less digits than its factorization.

52120012146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5137114.

The product of its (nonzero) digits is 960, while the sum is 24.

The spelling of 52120012146 in words is "fifty-two billion, one hundred twenty million, twelve thousand, one hundred forty-six".