11256947418 has 8 divisors (see below), whose sum is σ = 22513894848. Its totient is φ = 3752315804.

The previous prime is 11256947399. The next prime is 11256947419. The reversal of 11256947418 is 81474965211.

It is a sphenic number, since it is the product of 3 distinct primes.

11256947418 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11256947419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 938078946 + ... + 938078957.

It is an arithmetic number, because the mean of its divisors is an integer number (2814236856).

Almost surely, 2^11256947418 is an apocalyptic number.

11256947418 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11256947418 is a wasteful number, since it uses less digits than its factorization.

11256947418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876157908.

The product of its digits is 483840, while the sum is 48.

The spelling of 11256947418 in words is "eleven billion, two hundred fifty-six million, nine hundred forty-seven thousand, four hundred eighteen".