75939149400 has 48 divisors (see below), whose sum is σ = 235411365000. Its totient is φ = 20250439680.

The previous prime is 75939149399. The next prime is 75939149437. The reversal of 75939149400 is 494193957.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 63282025 + ... + 63283224.

Almost surely, 2^75939149400 is an apocalyptic number.

It is an amenable number.

75939149400 is an abundant number, since it is smaller than the sum of its proper divisors (159472215600).

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

75939149400 is a wasteful number, since it uses less digits than its factorization.

75939149400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126565268 (or 126565259 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 51.

The spelling of 75939149400 in words is "seventy-five billion, nine hundred thirty-nine million, one hundred forty-nine thousand, four hundred".