72220317082258 has 8 divisors (see below), whose sum is σ = 108413614902528. Its totient is φ = 36082445448084.

The previous prime is 72220317082247. The next prime is 72220317082267. The reversal of 72220317082258 is 85228071302227.

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

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, 13856543266 + ... + 13856548477.

It is an arithmetic number, because the mean of its divisors is an integer number (13551701862816).

Almost surely, 2^{72220317082258} is an apocalyptic number.

72220317082258 is a deficient number, since it is larger than the sum of its proper divisors (36193297820270).

72220317082258 is a wasteful number, since it uses less digits than its factorization.

72220317082258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27713093048.

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 72220317082258 in words is "seventy-two trillion, two hundred twenty billion, three hundred seventeen million, eighty-two thousand, two hundred fifty-eight".