55777521096 has 96 divisors (see below), whose sum is σ = 168303657600. Its totient is φ = 16542645120.

The previous prime is 55777521073. The next prime is 55777521097. The reversal of 55777521096 is 69012577755.

55777521096 is a `hidden beast` number, since 5 + 577 + 7 + 52 + 10 + 9 + 6 = 666.

It is a super-2 number, since 2×55777521096² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55777521097) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 711991 + ... + 786438.

It is an arithmetic number, because the mean of its divisors is an integer number (1753163100).

Almost surely, 2^55777521096 is an apocalyptic number.

It is an amenable number.

55777521096 is an abundant number, since it is smaller than the sum of its proper divisors (112526136504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55777521096 is a wasteful number, since it uses less digits than its factorization.

55777521096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498499 (or 1498492 counting only the distinct ones).

The product of its (nonzero) digits is 4630500, while the sum is 54.

The spelling of 55777521096 in words is "fifty-five billion, seven hundred seventy-seven million, five hundred twenty-one thousand, ninety-six".