55005500100 has 72 divisors (see below), whose sum is σ = 159286173088. Its totient is φ = 14655513600.

The previous prime is 55005500089. The next prime is 55005500119. The reversal of 55005500100 is 100550055.

It is a super-2 number, since 2×55005500100² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 273012 + ... + 429588.

Almost surely, 2^55005500100 is an apocalyptic number.

55005500100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55005500100 is an abundant number, since it is smaller than the sum of its proper divisors (104280672988).

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

55005500100 is a wasteful number, since it uses less digits than its factorization.

55005500100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157765 (or 157758 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 21.

The spelling of 55005500100 in words is "fifty-five billion, five million, five hundred thousand, one hundred".