55417472700 has 72 divisors (see below), whose sum is σ = 161511714672. Its totient is φ = 14670113280.

The previous prime is 55417472689. The next prime is 55417472701. The reversal of 55417472700 is 727471455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55417472701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 633079 + ... + 715278.

Almost surely, 2^55417472700 is an apocalyptic number.

55417472700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55417472700 is an abundant number, since it is smaller than the sum of its proper divisors (106094241972).

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

55417472700 is a wasteful number, since it uses less digits than its factorization.

55417472700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348511 (or 1348504 counting only the distinct ones).

The product of its (nonzero) digits is 274400, while the sum is 42.

The spelling of 55417472700 in words is "fifty-five billion, four hundred seventeen million, four hundred seventy-two thousand, seven hundred".