913616773909 has 16 divisors (see below), whose sum is σ = 1073379726720. Its totient is φ = 761300375040.

The previous prime is 913616773877. The next prime is 913616773921. The reversal of 913616773909 is 909377616319.

It is a cyclic number.

It is not a de Polignac number, because 913616773909 - 2⁵ = 913616773877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913616773939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5543044 + ... + 5705485.

It is an arithmetic number, because the mean of its divisors is an integer number (67086232920).

Almost surely, 2^913616773909 is an apocalyptic number.

It is an amenable number.

913616773909 is a deficient number, since it is larger than the sum of its proper divisors (159762952811).

913616773909 is a wasteful number, since it uses less digits than its factorization.

913616773909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11248860.

The product of its (nonzero) digits is 11573604, while the sum is 61.

The spelling of 913616773909 in words is "nine hundred thirteen billion, six hundred sixteen million, seven hundred seventy-three thousand, nine hundred nine".