72799735718 has 8 divisors (see below), whose sum is σ = 110581877280. Its totient is φ = 35939109960.

The previous prime is 72799735717. The next prime is 72799735747. The reversal of 72799735718 is 81753799727.

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

It is a super-2 number, since 2×72799735718² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72799735711) 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, 230378753 + ... + 230379068.

It is an arithmetic number, because the mean of its divisors is an integer number (13822734660).

Almost surely, 2^72799735718 is an apocalyptic number.

72799735718 is a deficient number, since it is larger than the sum of its proper divisors (37782141562).

72799735718 is a wasteful number, since it uses less digits than its factorization.

72799735718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460757902.

The product of its digits is 46675440, while the sum is 65.

The spelling of 72799735718 in words is "seventy-two billion, seven hundred ninety-nine million, seven hundred thirty-five thousand, seven hundred eighteen".