11318394928 has 20 divisors (see below), whose sum is σ = 21931268680. Its totient is φ = 5658712704.

The previous prime is 11318394917. The next prime is 11318394937. The reversal of 11318394928 is 82949381311.

It is a happy number.

It is a super-2 number, since 2×11318394928² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230188 + ... + 274996.

It is an arithmetic number, because the mean of its divisors is an integer number (1096563434).

Almost surely, 2^11318394928 is an apocalyptic number.

It is an amenable number.

11318394928 is a deficient number, since it is larger than the sum of its proper divisors (10612873752).

11318394928 is a wasteful number, since it uses less digits than its factorization.

11318394928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60604 (or 60598 counting only the distinct ones).

The product of its digits is 373248, while the sum is 49.

The spelling of 11318394928 in words is "eleven billion, three hundred eighteen million, three hundred ninety-four thousand, nine hundred twenty-eight".