74966627417 has 4 divisors (see below), whose sum is σ = 81781775376. Its totient is φ = 68151479460.

The previous prime is 74966627389. The next prime is 74966627419. The reversal of 74966627417 is 71472666947.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 74966627417 - 2¹⁸ = 74966365273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74966627419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3407573963 + ... + 3407573984.

It is an arithmetic number, because the mean of its divisors is an integer number (20445443844).

Almost surely, 2^74966627417 is an apocalyptic number.

It is an amenable number.

74966627417 is a deficient number, since it is larger than the sum of its proper divisors (6815147959).

74966627417 is a wasteful number, since it uses less digits than its factorization.

74966627417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6815147958.

The product of its digits is 21337344, while the sum is 59.

The spelling of 74966627417 in words is "seventy-four billion, nine hundred sixty-six million, six hundred twenty-seven thousand, four hundred seventeen".