916780612 has 12 divisors (see below), whose sum is σ = 1750217616. Its totient is φ = 416718440.

The previous prime is 916780603. The next prime is 916780679. The reversal of 916780612 is 216087619.

916780612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 10417918 + ... + 10418005.

It is an arithmetic number, because the mean of its divisors is an integer number (145851468).

Almost surely, 2^916780612 is an apocalyptic number.

It is an amenable number.

916780612 is a deficient number, since it is larger than the sum of its proper divisors (833437004).

916780612 is a wasteful number, since it uses less digits than its factorization.

916780612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20835938 (or 20835936 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 916780612 is about 30278.3852277495. The cubic root of 916780612 is about 971.4530290390.

The spelling of 916780612 in words is "nine hundred sixteen million, seven hundred eighty thousand, six hundred twelve".