55705708799 has 4 divisors (see below), whose sum is σ = 59990763336. Its totient is φ = 51420654264.

The previous prime is 55705708787. The next prime is 55705708823. The reversal of 55705708799 is 99780750755.

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 55705708799 - 2¹⁶ = 55705643263 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 (55705708769) 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, 2142527249 + ... + 2142527274.

It is an arithmetic number, because the mean of its divisors is an integer number (14997690834).

Almost surely, 2^55705708799 is an apocalyptic number.

55705708799 is a deficient number, since it is larger than the sum of its proper divisors (4285054537).

55705708799 is a wasteful number, since it uses less digits than its factorization.

55705708799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285054536.

The product of its (nonzero) digits is 27783000, while the sum is 62.

The spelling of 55705708799 in words is "fifty-five billion, seven hundred five million, seven hundred eight thousand, seven hundred ninety-nine".