52531388145834 has 64 divisors (see below), whose sum is σ = 115785200302464. Its totient is φ = 15786326255616.

The previous prime is 52531388145793. The next prime is 52531388145857. The reversal of 52531388145834 is 43854188313525.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41070414 + ... + 42330150.

It is an arithmetic number, because the mean of its divisors is an integer number (1809143754726).

Almost surely, 2^{52531388145834} is an apocalyptic number.

52531388145834 is an abundant number, since it is smaller than the sum of its proper divisors (63253812156630).

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

52531388145834 is a wasteful number, since it uses less digits than its factorization.

52531388145834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272231.

The product of its digits is 55296000, while the sum is 60.

The spelling of 52531388145834 in words is "fifty-two trillion, five hundred thirty-one billion, three hundred eighty-eight million, one hundred forty-five thousand, eight hundred thirty-four".