55103987772300 has 54 divisors (see below), whose sum is σ = 159434576628628. Its totient is φ = 14694362452960.

The previous prime is 55103987772271. The next prime is 55103987772311. The reversal of 55103987772300 is 327778930155.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 128359411 + ... + 128787989.

Almost surely, 2^{55103987772300} is an apocalyptic number.

55103987772300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55103987772300 is an abundant number, since it is smaller than the sum of its proper divisors (104330588856328).

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

55103987772300 is an frugal number, since it uses more digits than its factorization.

55103987772300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857175 (or 428589 counting only the distinct ones).

The product of its (nonzero) digits is 11113200, while the sum is 57.

The spelling of 55103987772300 in words is "fifty-five trillion, one hundred three billion, nine hundred eighty-seven million, seven hundred seventy-two thousand, three hundred".