55550700 has 54 divisors (see below), whose sum is σ = 174123404. Its totient is φ = 14813280.

The previous prime is 55550641. The next prime is 55550701. The reversal of 55550700 is 705555.

It is not an unprimeable number, because it can be changed into a prime (55550701) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29962 + ... + 31761.

Almost surely, 2^55550700 is an apocalyptic number.

55550700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55550700 is an abundant number, since it is smaller than the sum of its proper divisors (118572704).

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

55550700 is a wasteful number, since it uses less digits than its factorization.

55550700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61743 (or 61733 counting only the distinct ones).

The product of its (nonzero) digits is 4375, while the sum is 27.

The square root of 55550700 is about 7453.2341973133. The cubic root of 55550700 is about 381.5602974134.

The spelling of 55550700 in words is "fifty-five million, five hundred fifty thousand, seven hundred".