52820738227137 has 32 divisors (see below), whose sum is σ = 72949689492480. Its totient is φ = 33955941761280.

The previous prime is 52820738227123. The next prime is 52820738227139. The reversal of 52820738227137 is 73172283702825.

It is not a de Polignac number, because 52820738227137 - 2⁷ = 52820738227009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52820738227139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321766003 + ... + 321930119.

It is an arithmetic number, because the mean of its divisors is an integer number (2279677796640).

Almost surely, 2^{52820738227137} is an apocalyptic number.

It is an amenable number.

52820738227137 is a deficient number, since it is larger than the sum of its proper divisors (20128951265343).

52820738227137 is a wasteful number, since it uses less digits than its factorization.

52820738227137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168873.

The product of its (nonzero) digits is 15805440, while the sum is 57.

The spelling of 52820738227137 in words is "fifty-two trillion, eight hundred twenty billion, seven hundred thirty-eight million, two hundred twenty-seven thousand, one hundred thirty-seven".