55350278100 has 144 divisors (see below), whose sum is σ = 191628776640. Its totient is φ = 13624675200.

The previous prime is 55350278069. The next prime is 55350278147. The reversal of 55350278100 is 187205355.

55350278100 is a `hidden beast` number, since 553 + 5 + 0 + 27 + 81 + 0 + 0 = 666.

55350278100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55350278100² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 753366 + ... + 823565.

Almost surely, 2^55350278100 is an apocalyptic number.

55350278100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55350278100 is an abundant number, since it is smaller than the sum of its proper divisors (136278498540).

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

55350278100 is a wasteful number, since it uses less digits than its factorization.

55350278100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576967 (or 1576954 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The spelling of 55350278100 in words is "fifty-five billion, three hundred fifty million, two hundred seventy-eight thousand, one hundred".