55655726 has 16 divisors (see below), whose sum is σ = 98488320. Its totient is φ = 23082840.

The previous prime is 55655701. The next prime is 55655749. The reversal of 55655726 is 62755655.

It is a congruent number.

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, 63686 + ... + 64553.

It is an arithmetic number, because the mean of its divisors is an integer number (6155520).

Almost surely, 2^55655726 is an apocalyptic number.

55655726 is a deficient number, since it is larger than the sum of its proper divisors (42832594).

55655726 is a wasteful number, since it uses less digits than its factorization.

55655726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128279.

The product of its digits is 315000, while the sum is 41.

The square root of 55655726 is about 7460.2765364295. The cubic root of 55655726 is about 381.8006095569.

The spelling of 55655726 in words is "fifty-five million, six hundred fifty-five thousand, seven hundred twenty-six".