74372040566501 has 8 divisors (see below), whose sum is σ = 75316557899520. Its totient is φ = 73427600711088.

The previous prime is 74372040566479. The next prime is 74372040566567. The reversal of 74372040566501 is 10566504027347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74372040566501 - 2⁶ = 74372040566437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74372040566501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74372040560501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17436161 + ... + 21278246.

It is an arithmetic number, because the mean of its divisors is an integer number (9414569737440).

Almost surely, 2^{74372040566501} is an apocalyptic number.

It is an amenable number.

74372040566501 is a deficient number, since it is larger than the sum of its proper divisors (944517333019).

74372040566501 is a wasteful number, since it uses less digits than its factorization.

74372040566501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38738803.

The product of its (nonzero) digits is 4233600, while the sum is 50.

The spelling of 74372040566501 in words is "seventy-four trillion, three hundred seventy-two billion, forty million, five hundred sixty-six thousand, five hundred one".