745359408964 has 9 divisors (see below), whose sum is σ = 1304381987391. Its totient is φ = 372678841140.

The previous prime is 745359408919. The next prime is 745359408979. The reversal of 745359408964 is 469804953547.

The square root of 745359408964 is 863342.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 745359408896 and 745359408905.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1510849 + ... + 1942519.

Almost surely, 2^745359408964 is an apocalyptic number.

745359408964 is the 863342-nd square number.

It is an amenable number.

745359408964 is a deficient number, since it is larger than the sum of its proper divisors (559022578427).

745359408964 is an frugal number, since it uses more digits than its factorization.

745359408964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863346 (or 431673 counting only the distinct ones).

The product of its (nonzero) digits is 130636800, while the sum is 64.

Multiplying 745359408964 by its sum of digits (64), we get a square (47703002173696 = 6906736²).

The spelling of 745359408964 in words is "seven hundred forty-five billion, three hundred fifty-nine million, four hundred eight thousand, nine hundred sixty-four".