74968294478 has 16 divisors (see below), whose sum is σ = 140200447104. Its totient is φ = 29208426360.

The previous prime is 74968294469. The next prime is 74968294529. The reversal of 74968294478 is 87449286947.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243403400 + ... + 243403707.

It is an arithmetic number, because the mean of its divisors is an integer number (8762527944).

Almost surely, 2^74968294478 is an apocalyptic number.

74968294478 is a deficient number, since it is larger than the sum of its proper divisors (65232152626).

74968294478 is a wasteful number, since it uses less digits than its factorization.

74968294478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486807127.

The product of its digits is 195084288, while the sum is 68.

The spelling of 74968294478 in words is "seventy-four billion, nine hundred sixty-eight million, two hundred ninety-four thousand, four hundred seventy-eight".