55418710320 has 120 divisors (see below), whose sum is σ = 187143199152. Its totient is φ = 14696640000.

The previous prime is 55418710307. The next prime is 55418710337. The reversal of 55418710320 is 2301781455.

55418710320 is a `hidden beast` number, since 5 + 541 + 8 + 7 + 103 + 2 + 0 = 666.

55418710320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82306 + ... + 342945.

Almost surely, 2^55418710320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55418710320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93571599576).

55418710320 is an abundant number, since it is smaller than the sum of its proper divisors (131724488832).

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

55418710320 is a wasteful number, since it uses less digits than its factorization.

55418710320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425451 (or 425442 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The spelling of 55418710320 in words is "fifty-five billion, four hundred eighteen million, seven hundred ten thousand, three hundred twenty".