55686498 has 32 divisors (see below), whose sum is σ = 127509120. Its totient is φ = 15882240.

The previous prime is 55686457. The next prime is 55686523. The reversal of 55686498 is 89468655.

55686498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 55686498.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38818 + ... + 40226.

It is an arithmetic number, because the mean of its divisors is an integer number (3984660).

Almost surely, 2^55686498 is an apocalyptic number.

55686498 is an abundant number, since it is smaller than the sum of its proper divisors (71822622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55686498 is a wasteful number, since it uses less digits than its factorization.

55686498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362.

The product of its digits is 2073600, while the sum is 51.

The square root of 55686498 is about 7462.3386414716. The cubic root of 55686498 is about 381.8709623284.

The spelling of 55686498 in words is "fifty-five million, six hundred eighty-six thousand, four hundred ninety-eight".