55427474100 has 36 divisors (see below), whose sum is σ = 160370159264. Its totient is φ = 14780659680.

The previous prime is 55427474093. The next prime is 55427474183. The reversal of 55427474100 is 147472455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92378824 + ... + 92379423.

Almost surely, 2^55427474100 is an apocalyptic number.

55427474100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55427474100 is an abundant number, since it is smaller than the sum of its proper divisors (104942685164).

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

55427474100 is a wasteful number, since it uses less digits than its factorization.

55427474100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184758264 (or 184758257 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 39.

The spelling of 55427474100 in words is "fifty-five billion, four hundred twenty-seven million, four hundred seventy-four thousand, one hundred".