1932540252531 has 32 divisors (see below), whose sum is σ = 2968846837248. Its totient is φ = 1095324871680.

The previous prime is 1932540252529. The next prime is 1932540252563. The reversal of 1932540252531 is 1352520452391.

It is not a de Polignac number, because 1932540252531 - 2¹ = 1932540252529 is a prime.

It is a super-2 number, since 2×1932540252531² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1932540252521) 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, 1335651 + ... + 2376771.

It is an arithmetic number, because the mean of its divisors is an integer number (92776463664).

Almost surely, 2^{1932540252531} is an apocalyptic number.

1932540252531 is a deficient number, since it is larger than the sum of its proper divisors (1036306584717).

1932540252531 is a wasteful number, since it uses less digits than its factorization.

1932540252531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041851.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 1932540252531 in words is "one trillion, nine hundred thirty-two billion, five hundred forty million, two hundred fifty-two thousand, five hundred thirty-one".