11903719864 has 16 divisors (see below), whose sum is σ = 22740597720. Its totient is φ = 5839560480.

The previous prime is 11903719837. The next prime is 11903719901. The reversal of 11903719864 is 46891730911.

It is a super-3 number, since 3×11903719864³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

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, 14036982 + ... + 14037829.

Almost surely, 2^11903719864 is an apocalyptic number.

It is an amenable number.

11903719864 is a deficient number, since it is larger than the sum of its proper divisors (10836877856).

11903719864 is a wasteful number, since it uses less digits than its factorization.

11903719864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28074870 (or 28074866 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 49.

The spelling of 11903719864 in words is "eleven billion, nine hundred three million, seven hundred nineteen thousand, eight hundred sixty-four".