11267306772 has 24 divisors (see below), whose sum is σ = 26607136416. Its totient is φ = 3710518368.

The previous prime is 11267306753. The next prime is 11267306773. The reversal of 11267306772 is 27760376211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11267306773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5655283 + ... + 5657274.

It is an arithmetic number, because the mean of its divisors is an integer number (1108630684).

Almost surely, 2^11267306772 is an apocalyptic number.

11267306772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11267306772 is an abundant number, since it is smaller than the sum of its proper divisors (15339829644).

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

11267306772 is a wasteful number, since it uses less digits than its factorization.

11267306772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11312647 (or 11312645 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 42.

The spelling of 11267306772 in words is "eleven billion, two hundred sixty-seven million, three hundred six thousand, seven hundred seventy-two".