55617854 has 8 divisors (see below), whose sum is σ = 83668248. Its totient is φ = 27728440.

The previous prime is 55617833. The next prime is 55617923. The reversal of 55617854 is 45871655.

55617854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 39377 + ... + 40764.

It is an arithmetic number, because the mean of its divisors is an integer number (10458531).

Almost surely, 2^55617854 is an apocalyptic number.

55617854 is a deficient number, since it is larger than the sum of its proper divisors (28050394).

55617854 is a wasteful number, since it uses less digits than its factorization.

55617854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80490.

The product of its digits is 168000, while the sum is 41.

The square root of 55617854 is about 7457.7378607725. The cubic root of 55617854 is about 381.7139887380.

The spelling of 55617854 in words is "fifty-five million, six hundred seventeen thousand, eight hundred fifty-four".