72344946873 has 8 divisors (see below), whose sum is σ = 96469018048. Its totient is φ = 48225420144.

The previous prime is 72344946857. The next prime is 72344946899. The reversal of 72344946873 is 37864944327.

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

It is not a de Polignac number, because 72344946873 - 2⁴ = 72344946857 is a prime.

It is a super-3 number, since 3×72344946873³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72344946473) 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, 1098790 + ... + 1162767.

It is an arithmetic number, because the mean of its divisors is an integer number (12058627256).

Almost surely, 2^72344946873 is an apocalyptic number.

It is an amenable number.

72344946873 is a deficient number, since it is larger than the sum of its proper divisors (24124071175).

72344946873 is a wasteful number, since it uses less digits than its factorization.

72344946873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2272223.

The product of its digits is 24385536, while the sum is 57.

The spelling of 72344946873 in words is "seventy-two billion, three hundred forty-four million, nine hundred forty-six thousand, eight hundred seventy-three".