55535437100 has 72 divisors (see below), whose sum is σ = 141580448688. Its totient is φ = 18641260800.

The previous prime is 55535437093. The next prime is 55535437109. The reversal of 55535437100 is 173453555.

55535437100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55535437109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1927499 + ... + 1956098.

Almost surely, 2^55535437100 is an apocalyptic number.

55535437100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55535437100 is an abundant number, since it is smaller than the sum of its proper divisors (86045011588).

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

55535437100 is a wasteful number, since it uses less digits than its factorization.

55535437100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3883635 (or 3883628 counting only the distinct ones).

The product of its (nonzero) digits is 157500, while the sum is 38.

The spelling of 55535437100 in words is "fifty-five billion, five hundred thirty-five million, four hundred thirty-seven thousand, one hundred".