55554868 has 24 divisors (see below), whose sum is σ = 99255240. Its totient is φ = 27202560.

The previous prime is 55554847. The next prime is 55554887. The reversal of 55554868 is 86845555.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 824464 + 54730404 = 908^2 + 7398^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39538 + ... + 40918.

It is an arithmetic number, because the mean of its divisors is an integer number (4135635).

Almost surely, 2^55554868 is an apocalyptic number.

It is an amenable number.

55554868 is a deficient number, since it is larger than the sum of its proper divisors (43700372).

55554868 is a wasteful number, since it uses less digits than its factorization.

55554868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587 (or 1585 counting only the distinct ones).

The product of its digits is 960000, while the sum is 46.

The square root of 55554868 is about 7453.5138022278. The cubic root of 55554868 is about 381.5698400687.

The spelling of 55554868 in words is "fifty-five million, five hundred fifty-four thousand, eight hundred sixty-eight".