11266235140 has 24 divisors (see below), whose sum is σ = 24422291712. Its totient is φ = 4361123040.

The previous prime is 11266235131. The next prime is 11266235177. The reversal of 11266235140 is 4153266211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9085054 + ... + 9086293.

It is an arithmetic number, because the mean of its divisors is an integer number (1017595488).

Almost surely, 2^11266235140 is an apocalyptic number.

11266235140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11266235140 is an abundant number, since it is smaller than the sum of its proper divisors (13156056572).

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

11266235140 is a wasteful number, since it uses less digits than its factorization.

11266235140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18171387 (or 18171385 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 11266235140 in words is "eleven billion, two hundred sixty-six million, two hundred thirty-five thousand, one hundred forty".