74623428268 has 6 divisors (see below), whose sum is σ = 130590999476. Its totient is φ = 37311714132.

The previous prime is 74623428233. The next prime is 74623428277. The reversal of 74623428268 is 86282432647.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9327928530 + ... + 9327928537.

Almost surely, 2^74623428268 is an apocalyptic number.

It is an amenable number.

74623428268 is a deficient number, since it is larger than the sum of its proper divisors (55967571208).

74623428268 is a wasteful number, since it uses less digits than its factorization.

74623428268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18655857071 (or 18655857069 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 52.

The spelling of 74623428268 in words is "seventy-four billion, six hundred twenty-three million, four hundred twenty-eight thousand, two hundred sixty-eight".