72229442930 has 64 divisors (see below), whose sum is σ = 138699703296. Its totient is φ = 27035904000.

The previous prime is 72229442921. The next prime is 72229442953. The reversal of 72229442930 is 3924492227.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1411085 + ... + 1461375.

It is an arithmetic number, because the mean of its divisors is an integer number (2167182864).

Almost surely, 2^72229442930 is an apocalyptic number.

72229442930 is a deficient number, since it is larger than the sum of its proper divisors (66470260366).

72229442930 is a wasteful number, since it uses less digits than its factorization.

72229442930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50483.

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 72229442930 in words is "seventy-two billion, two hundred twenty-nine million, four hundred forty-two thousand, nine hundred thirty".