916680537107 has 4 divisors (see below), whose sum is σ = 923371636056. Its totient is φ = 909989438160.

The previous prime is 916680537041. The next prime is 916680537139. The reversal of 916680537107 is 701735086619.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 916680537107 - 2⁸ = 916680536851 is a prime.

It is a super-2 number, since 2×916680537107² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (916680537407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3345549269 + ... + 3345549542.

It is an arithmetic number, because the mean of its divisors is an integer number (230842909014).

Almost surely, 2^916680537107 is an apocalyptic number.

916680537107 is a deficient number, since it is larger than the sum of its proper divisors (6691098949).

916680537107 is a wasteful number, since it uses less digits than its factorization.

916680537107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6691098948.

The product of its (nonzero) digits is 1905120, while the sum is 53.

The spelling of 916680537107 in words is "nine hundred sixteen billion, six hundred eighty million, five hundred thirty-seven thousand, one hundred seven".