255451371600 has 240 divisors, whose sum is σ = 839078652672. Its totient is φ = 66406778880.

The previous prime is 255451371559. The next prime is 255451371611. The reversal of 255451371600 is 6173154552.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9972409 + ... + 9997991.

Almost surely, 2^255451371600 is an apocalyptic number.

255451371600 is a gapful number since it is divisible by the number (20) 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 255451371600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419539326336).

255451371600 is an abundant number, since it is smaller than the sum of its proper divisors (583627281072).

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

255451371600 is a wasteful number, since it uses less digits than its factorization.

255451371600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25814 (or 25803 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 255451371600 in words is "two hundred fifty-five billion, four hundred fifty-one million, three hundred seventy-one thousand, six hundred".