72858586443 has 16 divisors (see below), whose sum is σ = 98120532000. Its totient is φ = 48084652800.

The previous prime is 72858586441. The next prime is 72858586453. The reversal of 72858586443 is 34468585827.

It is not a de Polignac number, because 72858586443 - 2¹ = 72858586441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72858586441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3002463 + ... + 3026631.

It is an arithmetic number, because the mean of its divisors is an integer number (6132533250).

Almost surely, 2^72858586443 is an apocalyptic number.

72858586443 is a deficient number, since it is larger than the sum of its proper divisors (25261945557).

72858586443 is a wasteful number, since it uses less digits than its factorization.

72858586443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34222.

The product of its digits is 51609600, while the sum is 60.

The spelling of 72858586443 in words is "seventy-two billion, eight hundred fifty-eight million, five hundred eighty-six thousand, four hundred forty-three".