55820626874 has 24 divisors (see below), whose sum is σ = 84975517344. Its totient is φ = 27500886000.

The previous prime is 55820626831. The next prime is 55820626891. The reversal of 55820626874 is 47862602855.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4298339 + ... + 4311305.

It is an arithmetic number, because the mean of its divisors is an integer number (3540646556).

Almost surely, 2^55820626874 is an apocalyptic number.

55820626874 is a deficient number, since it is larger than the sum of its proper divisors (29154890470).

55820626874 is a wasteful number, since it uses less digits than its factorization.

55820626874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13382 (or 13281 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 55820626874 in words is "fifty-five billion, eight hundred twenty million, six hundred twenty-six thousand, eight hundred seventy-four".