74394372294 has 32 divisors (see below), whose sum is σ = 180349994880. Its totient is φ = 22543749000.

The previous prime is 74394372287. The next prime is 74394372341. The reversal of 74394372294 is 49227349347.

74394372294 is a `hidden beast` number, since 74 + 39 + 437 + 22 + 94 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 74394372294.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62620932 + ... + 62622119.

It is an arithmetic number, because the mean of its divisors is an integer number (5635937340).

Almost surely, 2^74394372294 is an apocalyptic number.

74394372294 is an abundant number, since it is smaller than the sum of its proper divisors (105955622586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74394372294 is a wasteful number, since it uses less digits than its factorization.

74394372294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125243073 (or 125243067 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 54.

The spelling of 74394372294 in words is "seventy-four billion, three hundred ninety-four million, three hundred seventy-two thousand, two hundred ninety-four".