11900776613 has 16 divisors (see below), whose sum is σ = 13107612672. Its totient is φ = 10715094000.

The previous prime is 11900776609. The next prime is 11900776687. The reversal of 11900776613 is 31667700911.

It is a happy number.

11900776613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11900776613 - 2² = 11900776609 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11900776813) 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 15 ways as a sum of consecutive naturals, for example, 745748 + ... + 761538.

It is an arithmetic number, because the mean of its divisors is an integer number (819225792).

Almost surely, 2^11900776613 is an apocalyptic number.

It is an amenable number.

11900776613 is a deficient number, since it is larger than the sum of its proper divisors (1206836059).

11900776613 is a wasteful number, since it uses less digits than its factorization.

11900776613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16456.

The product of its (nonzero) digits is 47628, while the sum is 41.

The spelling of 11900776613 in words is "eleven billion, nine hundred million, seven hundred seventy-six thousand, six hundred thirteen".