55256100 has 36 divisors (see below), whose sum is σ = 159875184. Its totient is φ = 14734880.

The previous prime is 55256077. The next prime is 55256119. The reversal of 55256100 is 165255.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91794 + ... + 92393.

Almost surely, 2^55256100 is an apocalyptic number.

55256100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55256100 is an abundant number, since it is smaller than the sum of its proper divisors (104619084).

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

55256100 is a wasteful number, since it uses less digits than its factorization.

55256100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184204 (or 184197 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 55256100 is about 7433.4446927384. Note that the first 3 decimals coincide. The cubic root of 55256100 is about 380.8845965953.

The spelling of 55256100 in words is "fifty-five million, two hundred fifty-six thousand, one hundred".