75136789749904 has 45 divisors (see below), whose sum is σ = 152183797004883. Its totient is φ = 35934605003616.

The previous prime is 75136789749893. The next prime is 75136789749943. The reversal of 75136789749904 is 40994798763157.

The square root of 75136789749904 is 8668148.

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

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 797422507 + ... + 797516725.

Almost surely, 2^{75136789749904} is an apocalyptic number.

75136789749904 is the 8668148-th square number.

It is an amenable number.

75136789749904 is an abundant number, since it is smaller than the sum of its proper divisors (77047007254979).

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

75136789749904 is an frugal number, since it uses more digits than its factorization.

75136789749904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188492 (or 94244 counting only the distinct ones).

The product of its (nonzero) digits is 2880541440, while the sum is 79.

The spelling of 75136789749904 in words is "seventy-five trillion, one hundred thirty-six billion, seven hundred eighty-nine million, seven hundred forty-nine thousand, nine hundred four".