55486475 has 12 divisors (see below), whose sum is σ = 75058440. Its totient is φ = 40353600.

The previous prime is 55486451. The next prime is 55486493. The reversal of 55486475 is 57468455.

It is not a de Polignac number, because 55486475 - 2⁶ = 55486411 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100610 + ... + 101159.

It is an arithmetic number, because the mean of its divisors is an integer number (6254870).

Almost surely, 2^55486475 is an apocalyptic number.

55486475 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55486475 is a deficient number, since it is larger than the sum of its proper divisors (19571965).

55486475 is a wasteful number, since it uses less digits than its factorization.

55486475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201790 (or 201785 counting only the distinct ones).

The product of its digits is 672000, while the sum is 44.

The square root of 55486475 is about 7448.9244190017. The cubic root of 55486475 is about 381.4131935949.

The spelling of 55486475 in words is "fifty-five million, four hundred eighty-six thousand, four hundred seventy-five".