255466555344 has 2560 divisors, whose sum is σ = 1151926272000. Its totient is φ = 51956121600.

The previous prime is 255466555339. The next prime is 255466555417. The reversal of 255466555344 is 443555664552.

255466555344 is a `hidden beast` number, since 2 + 5 + 5 + 46 + 6 + 5 + 553 + 44 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 4329941587 + ... + 4329941645.

It is an arithmetic number, because the mean of its divisors is an integer number (449971200).

Almost surely, 2^255466555344 is an apocalyptic number.

255466555344 is a gapful number since it is divisible by the number (24) 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 255466555344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575963136000).

255466555344 is an abundant number, since it is smaller than the sum of its proper divisors (896459716656).

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

255466555344 is a wasteful number, since it uses less digits than its factorization.

255466555344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 162 counting only the distinct ones).

The product of its digits is 43200000, while the sum is 54.

The spelling of 255466555344 in words is "two hundred fifty-five billion, four hundred sixty-six million, five hundred fifty-five thousand, three hundred forty-four".