72859078799 has 4 divisors (see below), whose sum is σ = 78463623336. Its totient is φ = 67254534264.

The previous prime is 72859078763. The next prime is 72859078811. The reversal of 72859078799 is 99787095827.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72859078799 - 2¹² = 72859074703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72859078729) 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, 2802272249 + ... + 2802272274.

It is an arithmetic number, because the mean of its divisors is an integer number (19615905834).

Almost surely, 2^72859078799 is an apocalyptic number.

72859078799 is a deficient number, since it is larger than the sum of its proper divisors (5604544537).

72859078799 is a wasteful number, since it uses less digits than its factorization.

72859078799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5604544536.

The product of its (nonzero) digits is 160030080, while the sum is 71.

The spelling of 72859078799 in words is "seventy-two billion, eight hundred fifty-nine million, seventy-eight thousand, seven hundred ninety-nine".