75121462677364 has 6 divisors (see below), whose sum is σ = 131462559685394. Its totient is φ = 37560731338680.

The previous prime is 75121462677311. The next prime is 75121462677407. The reversal of 75121462677364 is 46377626412157.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 61437692768400 + 13683769908964 = 7838220^2 + 3699158^2 .

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 as a sum of consecutive naturals, namely, 9390182834667 + ... + 9390182834674.

Almost surely, 2^{75121462677364} is an apocalyptic number.

It is an amenable number.

75121462677364 is a deficient number, since it is larger than the sum of its proper divisors (56341097008030).

75121462677364 is a wasteful number, since it uses less digits than its factorization.

75121462677364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18780365669345 (or 18780365669343 counting only the distinct ones).

The product of its digits is 71124480, while the sum is 61.

The spelling of 75121462677364 in words is "seventy-five trillion, one hundred twenty-one billion, four hundred sixty-two million, six hundred seventy-seven thousand, three hundred sixty-four".