55769977996755 has 128 divisors (see below), whose sum is σ = 100138269772800. Its totient is φ = 26266221527040.

The previous prime is 55769977996729. The next prime is 55769977996757.

55769977996755 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55769977996755 - 2⁵ = 55769977996723 is a prime.

It is a super-2 number, since 2×55769977996755² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55769977996757) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 17336018907 + ... + 17336022123.

It is an arithmetic number, because the mean of its divisors is an integer number (782330232600).

Almost surely, 2^{55769977996755} is an apocalyptic number.

55769977996755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55769977996755 is a deficient number, since it is larger than the sum of its proper divisors (44368291776045).

55769977996755 is a wasteful number, since it uses less digits than its factorization.

55769977996755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7029.

The product of its digits is 354441622500, while the sum is 96.

The spelling of 55769977996755 in words is "fifty-five trillion, seven hundred sixty-nine billion, nine hundred seventy-seven million, nine hundred ninety-six thousand, seven hundred fifty-five".