916768518 has 16 divisors (see below), whose sum is σ = 1892683776. Its totient is φ = 295731720.

The previous prime is 916768483. The next prime is 916768519. The reversal of 916768518 is 815867619.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916768519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2464246 + ... + 2464617.

It is an arithmetic number, because the mean of its divisors is an integer number (118292736).

Almost surely, 2^916768518 is an apocalyptic number.

916768518 is an abundant number, since it is smaller than the sum of its proper divisors (975915258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

916768518 is a wasteful number, since it uses less digits than its factorization.

916768518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4928899.

The product of its digits is 725760, while the sum is 51.

The square root of 916768518 is about 30278.1855136664. The cubic root of 916768518 is about 971.4487572774.

The spelling of 916768518 in words is "nine hundred sixteen million, seven hundred sixty-eight thousand, five hundred eighteen".