750072741640 has 64 divisors (see below), whose sum is σ = 1719746866800. Its totient is φ = 294327002112.

The previous prime is 750072741619. The next prime is 750072741739. The reversal of 750072741640 is 46147270057.

It can be written as a sum of positive squares in 8 ways, for example, as 640700991844 + 109371749796 = 800438^2 + 330714^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18357874 + ... + 18398686.

Almost surely, 2^750072741640 is an apocalyptic number.

It is an amenable number.

750072741640 is an abundant number, since it is smaller than the sum of its proper divisors (969674125160).

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

750072741640 is a wasteful number, since it uses less digits than its factorization.

750072741640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49546 (or 49542 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 43.

The spelling of 750072741640 in words is "seven hundred fifty billion, seventy-two million, seven hundred forty-one thousand, six hundred forty".