72320310086 has 8 divisors (see below), whose sum is σ = 108499671984. Its totient is φ = 36153752760.

The previous prime is 72320310059. The next prime is 72320310133. The reversal of 72320310086 is 68001302327.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3187010 + ... + 3209621.

It is an arithmetic number, because the mean of its divisors is an integer number (13562458998).

Almost surely, 2^72320310086 is an apocalyptic number.

72320310086 is a deficient number, since it is larger than the sum of its proper divisors (36179361898).

72320310086 is a wasteful number, since it uses less digits than its factorization.

72320310086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402286.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 72320310086 in words is "seventy-two billion, three hundred twenty million, three hundred ten thousand, eighty-six".