32312538545431 has 2 divisors, whose sum is σ = 32312538545432. Its totient is φ = 32312538545430.

The previous prime is 32312538545401. The next prime is 32312538545509. The reversal of 32312538545431 is 13454583521323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32312538545431 - 2²¹ = 32312536448279 is a prime.

It is a super-2 number, since 2×32312538545431² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32312538545401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16156269272715 + 16156269272716.

It is an arithmetic number, because the mean of its divisors is an integer number (16156269272716).

Almost surely, 2^{32312538545431} is an apocalyptic number.

32312538545431 is a deficient number, since it is larger than the sum of its proper divisors (1).

32312538545431 is an equidigital number, since it uses as much as digits as its factorization.

32312538545431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184000, while the sum is 49.

The spelling of 32312538545431 in words is "thirty-two trillion, three hundred twelve billion, five hundred thirty-eight million, five hundred forty-five thousand, four hundred thirty-one".