55562505132931 has 2 divisors, whose sum is σ = 55562505132932. Its totient is φ = 55562505132930.

The previous prime is 55562505132919. The next prime is 55562505132947. The reversal of 55562505132931 is 13923150526555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55562505132931 - 2⁷ = 55562505132803 is a prime.

It is a super-2 number, since 2×55562505132931² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55562505132971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27781252566465 + 27781252566466.

It is an arithmetic number, because the mean of its divisors is an integer number (27781252566466).

Almost surely, 2^{55562505132931} is an apocalyptic number.

55562505132931 is a deficient number, since it is larger than the sum of its proper divisors (1).

55562505132931 is an equidigital number, since it uses as much as digits as its factorization.

55562505132931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6075000, while the sum is 52.

The spelling of 55562505132931 in words is "fifty-five trillion, five hundred sixty-two billion, five hundred five million, one hundred thirty-two thousand, nine hundred thirty-one".