55382324256 has 144 divisors (see below), whose sum is σ = 182528131968. Its totient is φ = 15600614400.

The previous prime is 55382324233. The next prime is 55382324267. The reversal of 55382324256 is 65242328355.

55382324256 is a `hidden beast` number, since 5 + 538 + 23 + 2 + 42 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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, 50325 + ... + 336596.

It is an arithmetic number, because the mean of its divisors is an integer number (1267556472).

Almost surely, 2^55382324256 is an apocalyptic number.

55382324256 is a gapful number since it is divisible by the number (56) 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 55382324256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91264065984).

55382324256 is an abundant number, since it is smaller than the sum of its proper divisors (127145807712).

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

55382324256 is a wasteful number, since it uses less digits than its factorization.

55382324256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387015 (or 387004 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

The spelling of 55382324256 in words is "fifty-five billion, three hundred eighty-two million, three hundred twenty-four thousand, two hundred fifty-six".