11389077912 has 16 divisors (see below), whose sum is σ = 28472694840. Its totient is φ = 3796359296.

The previous prime is 11389077883. The next prime is 11389077913. The reversal of 11389077912 is 21977098311.

11389077912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11389077912² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11389077913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237272433 + ... + 237272480.

Almost surely, 2^11389077912 is an apocalyptic number.

11389077912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11389077912 is an abundant number, since it is smaller than the sum of its proper divisors (17083616928).

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

11389077912 is a wasteful number, since it uses less digits than its factorization.

11389077912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474544922 (or 474544918 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 48.

The spelling of 11389077912 in words is "eleven billion, three hundred eighty-nine million, seventy-seven thousand, nine hundred twelve".