74463573922 has 4 divisors (see below), whose sum is σ = 111695360886. Its totient is φ = 37231786960.

The previous prime is 74463573917. The next prime is 74463573923. The reversal of 74463573922 is 22937536447.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22937536447 = 7 ⋅3276790921.

It can be written as a sum of positive squares in only one way, i.e., 73370015161 + 1093558761 = 270869^2 + 33069^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 74463573922.

It is not an unprimeable number, because it can be changed into a prime (74463573923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18615893479 + ... + 18615893482.

Almost surely, 2^74463573922 is an apocalyptic number.

74463573922 is a deficient number, since it is larger than the sum of its proper divisors (37231786964).

74463573922 is a wasteful number, since it uses less digits than its factorization.

74463573922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37231786963.

The product of its digits is 7620480, while the sum is 52.

The spelling of 74463573922 in words is "seventy-four billion, four hundred sixty-three million, five hundred seventy-three thousand, nine hundred twenty-two".