745652317824 has 256 divisors, whose sum is σ = 2237828265600. Its totient is φ = 244372930560.

The previous prime is 745652317819. The next prime is 745652317831. The reversal of 745652317824 is 428713256547.

745652317824 is a `hidden beast` number, since 7 + 4 + 565 + 2 + 3 + 1 + 78 + 2 + 4 = 666.

745652317824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133602714 + ... + 133608294.

Almost surely, 2^745652317824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 745652317824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1118914132800).

745652317824 is an abundant number, since it is smaller than the sum of its proper divisors (1492175947776).

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

745652317824 is a wasteful number, since it uses less digits than its factorization.

745652317824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6248 (or 6230 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 54.

The spelling of 745652317824 in words is "seven hundred forty-five billion, six hundred fifty-two million, three hundred seventeen thousand, eight hundred twenty-four".