55869054 has 16 divisors (see below), whose sum is σ = 112824192. Its totient is φ = 18442008.

The previous prime is 55869029. The next prime is 55869067. The reversal of 55869054 is 45096855.

It is a junction number, because it is equal to n+sod(n) for n = 55868997 and 55869015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44584 + ... + 45819.

It is an arithmetic number, because the mean of its divisors is an integer number (7051512).

Almost surely, 2^55869054 is an apocalyptic number.

55869054 is an abundant number, since it is smaller than the sum of its proper divisors (56955138).

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

55869054 is a wasteful number, since it uses less digits than its factorization.

55869054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90511.

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 55869054 is about 7474.5604553044. The cubic root of 55869054 is about 382.2878006220.

The spelling of 55869054 in words is "fifty-five million, eight hundred sixty-nine thousand, fifty-four".