55558995 has 16 divisors (see below), whose sum is σ = 89537280. Its totient is φ = 29417184.

The previous prime is 55558973. The next prime is 55559017. The reversal of 55558995 is 59985555.

It is an interprime number because it is at equal distance from previous prime (55558973) and next prime (55559017).

It is not a de Polignac number, because 55558995 - 2⁹ = 55558483 is a prime.

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, 11239 + ... + 15408.

It is an arithmetic number, because the mean of its divisors is an integer number (5596080).

Almost surely, 2^55558995 is an apocalyptic number.

55558995 is a deficient number, since it is larger than the sum of its proper divisors (33978285).

55558995 is a wasteful number, since it uses less digits than its factorization.

55558995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26794.

The product of its digits is 2025000, while the sum is 51.

The square root of 55558995 is about 7453.7906463758. The cubic root of 55558995 is about 381.5792883840.

The spelling of 55558995 in words is "fifty-five million, five hundred fifty-eight thousand, nine hundred ninety-five".