55277179498 has 16 divisors (see below), whose sum is σ = 87839163720. Its totient is φ = 25999161856.

The previous prime is 55277179493. The next prime is 55277179511. The reversal of 55277179498 is 89497177255.

It can be written as a sum of positive squares in 4 ways, for example, as 50434828929 + 4842350569 = 224577^2 + 69587^2 .

It is a super-2 number, since 2×55277179498² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55277179493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359893 + ... + 489976.

Almost surely, 2^55277179498 is an apocalyptic number.

55277179498 is a deficient number, since it is larger than the sum of its proper divisors (32561984222).

55277179498 is a wasteful number, since it uses less digits than its factorization.

55277179498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851801.

The product of its digits is 44452800, while the sum is 64.

The spelling of 55277179498 in words is "fifty-five billion, two hundred seventy-seven million, one hundred seventy-nine thousand, four hundred ninety-eight".