75423244232457 has 32 divisors (see below), whose sum is σ = 123715497884160. Its totient is φ = 45028802514960.

The previous prime is 75423244232407. The next prime is 75423244232461.

75423244232457 is a `hidden beast` number, since 7 + 5 + 4 + 23 + 244 + 2 + 324 + 57 = 666.

75423244232457 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 75423244232457 - 2⁶ = 75423244232393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75423244232407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1895131723 + ... + 1895171520.

It is an arithmetic number, because the mean of its divisors is an integer number (3866109308880).

Almost surely, 2^{75423244232457} is an apocalyptic number.

It is an amenable number.

75423244232457 is a deficient number, since it is larger than the sum of its proper divisors (48292253651703).

75423244232457 is a wasteful number, since it uses less digits than its factorization.

75423244232457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3790303330 (or 3790303324 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 54.

The spelling of 75423244232457 in words is "seventy-five trillion, four hundred twenty-three billion, two hundred forty-four million, two hundred thirty-two thousand, four hundred fifty-seven".