74006740673 has 16 divisors (see below), whose sum is σ = 75524050944. Its totient is φ = 72502594560.

The previous prime is 74006740649. The next prime is 74006740681. The reversal of 74006740673 is 37604760047.

It is a cyclic number.

It is not a de Polignac number, because 74006740673 - 2²⁰ = 74005692097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74006340673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10705088 + ... + 10711998.

It is an arithmetic number, because the mean of its divisors is an integer number (4720253184).

Almost surely, 2^74006740673 is an apocalyptic number.

It is an amenable number.

74006740673 is a deficient number, since it is larger than the sum of its proper divisors (1517310271).

74006740673 is a wasteful number, since it uses less digits than its factorization.

74006740673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7832.

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 74006740673 in words is "seventy-four billion, six million, seven hundred forty thousand, six hundred seventy-three".