11751898256 has 40 divisors (see below), whose sum is σ = 26027215104. Its totient is φ = 5035530240.

The previous prime is 11751898217. The next prime is 11751898271. The reversal of 11751898256 is 65289815711.

It is a super-2 number, since 2×11751898256² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11751898198 and 11751898207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 961721 + ... + 973863.

Almost surely, 2^11751898256 is an apocalyptic number.

11751898256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11751898256 is an abundant number, since it is smaller than the sum of its proper divisors (14275316848).

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

11751898256 is a wasteful number, since it uses less digits than its factorization.

11751898256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20799 (or 20793 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 53.

The spelling of 11751898256 in words is "eleven billion, seven hundred fifty-one million, eight hundred ninety-eight thousand, two hundred fifty-six".