55500868 has 6 divisors (see below), whose sum is σ = 97126526. Its totient is φ = 27750432.

The previous prime is 55500859. The next prime is 55500877. The reversal of 55500868 is 86800555.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55500859) and next prime (55500877).

It can be written as a sum of positive squares in only one way, i.e., 44729344 + 10771524 = 6688^2 + 3282^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6937605 + ... + 6937612.

Almost surely, 2^55500868 is an apocalyptic number.

It is an amenable number.

55500868 is a deficient number, since it is larger than the sum of its proper divisors (41625658).

55500868 is a wasteful number, since it uses less digits than its factorization.

55500868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13875221 (or 13875219 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 37.

The square root of 55500868 is about 7449.8904689935. The cubic root of 55500868 is about 381.4461698321.

The spelling of 55500868 in words is "fifty-five million, five hundred thousand, eight hundred sixty-eight".