74543743074 has 16 divisors (see below), whose sum is σ = 149090471712. Its totient is φ = 24847416768.

The previous prime is 74543743069. The next prime is 74543743133. The reversal of 74543743074 is 47034734547.

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, 325162 + ... + 504794.

It is an arithmetic number, because the mean of its divisors is an integer number (9318154482).

Almost surely, 2^74543743074 is an apocalyptic number.

74543743074 is an abundant number, since it is smaller than the sum of its proper divisors (74546728638).

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

74543743074 is a wasteful number, since it uses less digits than its factorization.

74543743074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248801.

The product of its (nonzero) digits is 3951360, while the sum is 48.

The spelling of 74543743074 in words is "seventy-four billion, five hundred forty-three million, seven hundred forty-three thousand, seventy-four".