55723029664799 has 16 divisors (see below), whose sum is σ = 63696308489280. Its totient is φ = 47752963399680.

The previous prime is 55723029664751. The next prime is 55723029664879. The reversal of 55723029664799 is 99746692032755.

It is a happy number.

55723029664799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55723029664799 - 2²⁴ = 55723012887583 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 (55723029664739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 854444717 + ... + 854509929.

It is an arithmetic number, because the mean of its divisors is an integer number (3981019280580).

Almost surely, 2^{55723029664799} is an apocalyptic number.

55723029664799 is a deficient number, since it is larger than the sum of its proper divisors (7973278824481).

55723029664799 is a wasteful number, since it uses less digits than its factorization.

55723029664799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87970.

The product of its (nonzero) digits is 1543147200, while the sum is 74.

The spelling of 55723029664799 in words is "fifty-five trillion, seven hundred twenty-three billion, twenty-nine million, six hundred sixty-four thousand, seven hundred ninety-nine".