55595460000 has 480 divisors, whose sum is σ = 190262096640. Its totient is φ = 14197248000.

The previous prime is 55595459993. The next prime is 55595460023. The reversal of 55595460000 is 6459555.

It is a tau number, because it is divible by the number of its divisors (480).

It is a super-2 number, since 2×55595460000² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 175379842 + ... + 175380158.

It is an arithmetic number, because the mean of its divisors is an integer number (396379368).

Almost surely, 2^55595460000 is an apocalyptic number.

55595460000 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 55595460000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95131048320).

55595460000 is an abundant number, since it is smaller than the sum of its proper divisors (134666636640).

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

55595460000 is a wasteful number, since it uses less digits than its factorization.

55595460000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 443 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 55595460000 in words is "fifty-five billion, five hundred ninety-five million, four hundred sixty thousand".