750645494404 has 81 divisors (see below), whose sum is σ = 1455412616847. Its totient is φ = 338602200768.

The previous prime is 750645494387. The next prime is 750645494411. The reversal of 750645494404 is 404494546057.

The square root of 750645494404 is 866398.

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

It can be written as a sum of positive squares in 4 ways, for example, as 387817562500 + 362827931904 = 622750^2 + 602352^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a Duffinian number.

It is an unprimeable number.

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 26 ways as a sum of consecutive naturals, for example, 1058738002 + ... + 1058738710.

Almost surely, 2^750645494404 is an apocalyptic number.

750645494404 is the 866398-th square number.

It is an amenable number.

750645494404 is a deficient number, since it is larger than the sum of its proper divisors (704767122443).

750645494404 is an equidigital number, since it uses as much as digits as its factorization.

750645494404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 771 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 52.

The spelling of 750645494404 in words is "seven hundred fifty billion, six hundred forty-five million, four hundred ninety-four thousand, four hundred four".