55769716966 has 16 divisors (see below), whose sum is σ = 86030208000. Its totient is φ = 27099498888.

The previous prime is 55769716943. The next prime is 55769717011. The reversal of 55769716966 is 66961796755.

55769716966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55769716966² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1612246 + ... + 1646473.

It is an arithmetic number, because the mean of its divisors is an integer number (5376888000).

Almost surely, 2^55769716966 is an apocalyptic number.

55769716966 is a deficient number, since it is larger than the sum of its proper divisors (30260491034).

55769716966 is a wasteful number, since it uses less digits than its factorization.

55769716966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3258963.

The product of its digits is 128595600, while the sum is 67.

The spelling of 55769716966 in words is "fifty-five billion, seven hundred sixty-nine million, seven hundred sixteen thousand, nine hundred sixty-six".