72851423313 has 8 divisors (see below), whose sum is σ = 97136552128. Its totient is φ = 48566955024.

The previous prime is 72851423311. The next prime is 72851423329. The reversal of 72851423313 is 31332415827.

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

It is not a de Polignac number, because 72851423313 - 2¹ = 72851423311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72851423311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221631 + ... + 441387.

It is an arithmetic number, because the mean of its divisors is an integer number (12142069016).

Almost surely, 2^72851423313 is an apocalyptic number.

It is an amenable number.

72851423313 is a deficient number, since it is larger than the sum of its proper divisors (24285128815).

72851423313 is a wasteful number, since it uses less digits than its factorization.

72851423313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330263.

The product of its digits is 120960, while the sum is 39.

The spelling of 72851423313 in words is "seventy-two billion, eight hundred fifty-one million, four hundred twenty-three thousand, three hundred thirteen".