55888311 has 16 divisors (see below), whose sum is σ = 76345344. Its totient is φ = 36350304.

The previous prime is 55888297. The next prime is 55888337. The reversal of 55888311 is 11388855.

It is not a de Polignac number, because 55888311 - 2⁵ = 55888279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55888311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55888111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85261 + ... + 85913.

It is an arithmetic number, because the mean of its divisors is an integer number (4771584).

Almost surely, 2^55888311 is an apocalyptic number.

55888311 is a deficient number, since it is larger than the sum of its proper divisors (20457033).

55888311 is a wasteful number, since it uses less digits than its factorization.

55888311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310.

The product of its digits is 38400, while the sum is 39.

The square root of 55888311 is about 7475.8485137140. The cubic root of 55888311 is about 382.3317180205.

The spelling of 55888311 in words is "fifty-five million, eight hundred eighty-eight thousand, three hundred eleven".