764520917416 has 16 divisors (see below), whose sum is σ = 1435275322740. Its totient is φ = 381780831360.

The previous prime is 764520917411. The next prime is 764520917423. The reversal of 764520917416 is 614719025467.

It can be written as a sum of positive squares in 2 ways, for example, as 764417976100 + 102941316 = 874310^2 + 10146^2 .

It is not an unprimeable number, because it can be changed into a prime (764520917411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59946645 + ... + 59959396.

Almost surely, 2^764520917416 is an apocalyptic number.

It is an amenable number.

764520917416 is a deficient number, since it is larger than the sum of its proper divisors (670754405324).

764520917416 is a wasteful number, since it uses less digits than its factorization.

764520917416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119906844 (or 119906840 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 764520917416 in words is "seven hundred sixty-four billion, five hundred twenty million, nine hundred seventeen thousand, four hundred sixteen".