55337472000 has 416 divisors, whose sum is σ = 204651807360. Its totient is φ = 14752972800.

The previous prime is 55337471983. The next prime is 55337472023. The reversal of 55337472000 is 27473355.

55337472000 is a `hidden beast` number, since 553 + 37 + 4 + 72 + 0 + 0 + 0 = 666.

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 31 ways as a sum of consecutive naturals, for example, 13821999 + ... + 13826001.

It is an arithmetic number, because the mean of its divisors is an integer number (491951460).

Almost surely, 2^55337472000 is an apocalyptic number.

55337472000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55337472000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102325903680).

55337472000 is an abundant number, since it is smaller than the sum of its proper divisors (149314335360).

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

55337472000 is an equidigital number, since it uses as much as digits as its factorization.

55337472000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4051 (or 4013 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 36.

The spelling of 55337472000 in words is "fifty-five billion, three hundred thirty-seven million, four hundred seventy-two thousand".