255477326412 has 576 divisors, whose sum is σ = 820747468800. Its totient is φ = 61001740800.

The previous prime is 255477326399. The next prime is 255477326453. The reversal of 255477326412 is 214623774552.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 426506089 + ... + 426506687.

It is an arithmetic number, because the mean of its divisors is an integer number (1424908800).

Almost surely, 2^255477326412 is an apocalyptic number.

255477326412 is a gapful number since it is divisible by the number (22) 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 255477326412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (410373734400).

255477326412 is an abundant number, since it is smaller than the sum of its proper divisors (565270142388).

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

255477326412 is a wasteful number, since it uses less digits than its factorization.

255477326412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762 (or 753 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 48.

The spelling of 255477326412 in words is "two hundred fifty-five billion, four hundred seventy-seven million, three hundred twenty-six thousand, four hundred twelve".