255518352384 has 352 divisors, whose sum is σ = 733351342080. Its totient is φ = 78859173888.

The previous prime is 255518352367. The next prime is 255518352413. The reversal of 255518352384 is 483253815552.

Its product of digits (5760000) is a multiple of the sum of its prime factors (625).

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, 872076142 + ... + 872076434.

Almost surely, 2^255518352384 is an apocalyptic number.

255518352384 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 255518352384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366675671040).

255518352384 is an abundant number, since it is smaller than the sum of its proper divisors (477832989696).

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

255518352384 is a wasteful number, since it uses less digits than its factorization.

255518352384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 607 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 51.

The spelling of 255518352384 in words is "two hundred fifty-five billion, five hundred eighteen million, three hundred fifty-two thousand, three hundred eighty-four".