55500493732845 has 96 divisors (see below), whose sum is σ = 105058271376000. Its totient is φ = 24939592763904.

The previous prime is 55500493732807. The next prime is 55500493732889. The reversal of 55500493732845 is 54823739400555.

It is not a de Polignac number, because 55500493732845 - 2¹⁵ = 55500493700077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 615607831 + ... + 615697979.

It is an arithmetic number, because the mean of its divisors is an integer number (1094356993500).

Almost surely, 2^{55500493732845} is an apocalyptic number.

It is an amenable number.

55500493732845 is a deficient number, since it is larger than the sum of its proper divisors (49557777643155).

55500493732845 is a wasteful number, since it uses less digits than its factorization.

55500493732845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104427 (or 104420 counting only the distinct ones).

The product of its (nonzero) digits is 90720000, while the sum is 60.

The spelling of 55500493732845 in words is "fifty-five trillion, five hundred billion, four hundred ninety-three million, seven hundred thirty-two thousand, eight hundred forty-five".