55708799 has 4 divisors (see below), whose sum is σ = 56622120. Its totient is φ = 54795480.

The previous prime is 55708769. The next prime is 55708811. The reversal of 55708799 is 99780755.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55708799 - 2²⁴ = 38931583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55708769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456569 + ... + 456690.

It is an arithmetic number, because the mean of its divisors is an integer number (14155530).

Almost surely, 2^55708799 is an apocalyptic number.

55708799 is a deficient number, since it is larger than the sum of its proper divisors (913321).

55708799 is an equidigital number, since it uses as much as digits as its factorization.

55708799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913320.

The product of its (nonzero) digits is 793800, while the sum is 50.

The square root of 55708799 is about 7463.8327285651. The cubic root of 55708799 is about 381.9219320012.

The spelling of 55708799 in words is "fifty-five million, seven hundred eight thousand, seven hundred ninety-nine".