55766701799 has 4 divisors (see below), whose sum is σ = 55767812520. Its totient is φ = 55765591080.

The previous prime is 55766701789. The next prime is 55766701817. The reversal of 55766701799 is 99710766755.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99710766755 = 5 ⋅19942153351.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55766701799 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 (55766701709) 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, 476297 + ... + 581714.

It is an arithmetic number, because the mean of its divisors is an integer number (13941953130).

Almost surely, 2^55766701799 is an apocalyptic number.

55766701799 is a deficient number, since it is larger than the sum of its proper divisors (1110721).

55766701799 is a wasteful number, since it uses less digits than its factorization.

55766701799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110720.

The product of its (nonzero) digits is 25004700, while the sum is 62.

The spelling of 55766701799 in words is "fifty-five billion, seven hundred sixty-six million, seven hundred one thousand, seven hundred ninety-nine".