11226151872 has 84 divisors (see below), whose sum is σ = 34652971080. Its totient is φ = 3454198272.

The previous prime is 11226151829. The next prime is 11226151883. The reversal of 11226151872 is 27815162211.

It is a happy number.

11226151872 is a `hidden beast` number, since 1 + 1 + 22 + 615 + 18 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 742122 + ... + 757097.

It is an arithmetic number, because the mean of its divisors is an integer number (412535370).

Almost surely, 2^11226151872 is an apocalyptic number.

11226151872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11226151872 is an abundant number, since it is smaller than the sum of its proper divisors (23426819208).

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

11226151872 is a wasteful number, since it uses less digits than its factorization.

11226151872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499250 (or 1499237 counting only the distinct ones).

The product of its digits is 13440, while the sum is 36.

The spelling of 11226151872 in words is "eleven billion, two hundred twenty-six million, one hundred fifty-one thousand, eight hundred seventy-two".