55102112050 has 12 divisors (see below), whose sum is σ = 102489928506. Its totient is φ = 22040844800.

The previous prime is 55102112017. The next prime is 55102112063. The reversal of 55102112050 is 5021120155.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 38852746321 + 16249365729 = 197111^2 + 127473^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 551021071 + ... + 551021170.

Almost surely, 2^55102112050 is an apocalyptic number.

55102112050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55102112050 is a deficient number, since it is larger than the sum of its proper divisors (47387816456).

55102112050 is a wasteful number, since it uses less digits than its factorization.

55102112050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102042253 (or 1102042248 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

The spelling of 55102112050 in words is "fifty-five billion, one hundred two million, one hundred twelve thousand, fifty".