74040340017 has 32 divisors (see below), whose sum is σ = 116938356480. Its totient is φ = 40771261440.

The previous prime is 74040340013. The next prime is 74040340021. The reversal of 74040340017 is 71004304047.

It is an interprime number because it is at equal distance from previous prime (74040340013) and next prime (74040340021).

It is not a de Polignac number, because 74040340017 - 2² = 74040340013 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74040340013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200613 + ... + 433965.

It is an arithmetic number, because the mean of its divisors is an integer number (3654323640).

Almost surely, 2^74040340017 is an apocalyptic number.

It is an amenable number.

74040340017 is a deficient number, since it is larger than the sum of its proper divisors (42898016463).

74040340017 is a wasteful number, since it uses less digits than its factorization.

74040340017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233913.

The product of its (nonzero) digits is 9408, while the sum is 30.

The spelling of 74040340017 in words is "seventy-four billion, forty million, three hundred forty thousand, seventeen".