55302777875 has 16 divisors (see below), whose sum is σ = 69093111360. Its totient is φ = 44193988800.

The previous prime is 55302777863. The next prime is 55302777931. The reversal of 55302777875 is 57877720355.

It is not a de Polignac number, because 55302777875 - 2⁶ = 55302777811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55302777875.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125834 + ... + 355583.

It is an arithmetic number, because the mean of its divisors is an integer number (4318319460).

Almost surely, 2^55302777875 is an apocalyptic number.

55302777875 is a deficient number, since it is larger than the sum of its proper divisors (13790333485).

55302777875 is an equidigital number, since it uses as much as digits as its factorization.

55302777875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482351 (or 482341 counting only the distinct ones).

The product of its (nonzero) digits is 14406000, while the sum is 56.

The spelling of 55302777875 in words is "fifty-five billion, three hundred two million, seven hundred seventy-seven thousand, eight hundred seventy-five".