74599968859 has 8 divisors (see below), whose sum is σ = 80628462320. Its totient is φ = 68612908896.

The previous prime is 74599968829. The next prime is 74599968881. The reversal of 74599968859 is 95886999547.

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 74599968859 - 2⁹ = 74599968347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74599968829) 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, 10354629 + ... + 10361830.

It is an arithmetic number, because the mean of its divisors is an integer number (10078557790).

Almost surely, 2^74599968859 is an apocalyptic number.

74599968859 is a deficient number, since it is larger than the sum of its proper divisors (6028493461).

74599968859 is a wasteful number, since it uses less digits than its factorization.

74599968859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20716749.

The product of its digits is 1763596800, while the sum is 79.

The spelling of 74599968859 in words is "seventy-four billion, five hundred ninety-nine million, nine hundred sixty-eight thousand, eight hundred fifty-nine".