75753970397952 has 144 divisors (see below), whose sum is σ = 251365447425792. Its totient is φ = 19676355932160.

The previous prime is 75753970397893. The next prime is 75753970397977. The reversal of 75753970397952 is 25979307935757.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 640447243 + ... + 640565514.

Almost surely, 2^{75753970397952} is an apocalyptic number.

It is an amenable number.

75753970397952 is an abundant number, since it is smaller than the sum of its proper divisors (175611477027840).

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

75753970397952 is a wasteful number, since it uses less digits than its factorization.

75753970397952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281012794 (or 1281012780 counting only the distinct ones).

The product of its (nonzero) digits is 3938240250, while the sum is 78.

The spelling of 75753970397952 in words is "seventy-five trillion, seven hundred fifty-three billion, nine hundred seventy million, three hundred ninety-seven thousand, nine hundred fifty-two".