256622333360100 has 144 divisors (see below), whose sum is σ = 794819574124800. Its totient is φ = 63732076283520.

The previous prime is 256622333360027. The next prime is 256622333360117. The reversal of 256622333360100 is 1063333226652.

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, 381201514 + ... + 381874113.

Almost surely, 2^{256622333360100} is an apocalyptic number.

256622333360100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

256622333360100 is an abundant number, since it is smaller than the sum of its proper divisors (538197240764700).

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

256622333360100 is a wasteful number, since it uses less digits than its factorization.

256622333360100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763075722 (or 763075715 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 42.

Adding to 256622333360100 its reverse (1063333226652), we get a palindrome (257685666586752).

The spelling of 256622333360100 in words is "two hundred fifty-six trillion, six hundred twenty-two billion, three hundred thirty-three million, three hundred sixty thousand, one hundred".