55095568 has 40 divisors (see below), whose sum is σ = 117046080. Its totient is φ = 24915840.

The previous prime is 55095559. The next prime is 55095617. The reversal of 55095568 is 86559055.

It is a super-2 number, since 2×55095568² = 6071043226485248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39621 + ... + 40987.

It is an arithmetic number, because the mean of its divisors is an integer number (2926152).

Almost surely, 2^55095568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55095568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58523040).

55095568 is an abundant number, since it is smaller than the sum of its proper divisors (61950512).

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

55095568 is a wasteful number, since it uses less digits than its factorization.

55095568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615 (or 1609 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 43.

The square root of 55095568 is about 7422.6388838472. The cubic root of 55095568 is about 380.5153856270.

The spelling of 55095568 in words is "fifty-five million, ninety-five thousand, five hundred sixty-eight".