256950098874 has 48 divisors (see below), whose sum is σ = 636723255168. Its totient is φ = 73360560096.

The previous prime is 256950098837. The next prime is 256950098891. The reversal of 256950098874 is 478890059652.

256950098874 is a `hidden beast` number, since 2 + 56 + 9 + 500 + 9 + 8 + 8 + 74 = 666.

It is a super-2 number, since 2×256950098874² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 573657 + ... + 918140.

It is an arithmetic number, because the mean of its divisors is an integer number (13265067816).

Almost surely, 2^256950098874 is an apocalyptic number.

256950098874 is an abundant number, since it is smaller than the sum of its proper divisors (379773156294).

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

256950098874 is a wasteful number, since it uses less digits than its factorization.

256950098874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493179 (or 1493176 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 63.

The spelling of 256950098874 in words is "two hundred fifty-six billion, nine hundred fifty million, ninety-eight thousand, eight hundred seventy-four".