729992303222 has 64 divisors (see below), whose sum is σ = 1419538283520. Its totient is φ = 273409478784.

The previous prime is 729992303207. The next prime is 729992303231. The reversal of 729992303222 is 222303299927.

It is a congruent number.

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, 5267288 + ... + 5404100.

It is an arithmetic number, because the mean of its divisors is an integer number (22180285680).

Almost surely, 2^729992303222 is an apocalyptic number.

729992303222 is a deficient number, since it is larger than the sum of its proper divisors (689545980298).

729992303222 is a wasteful number, since it uses less digits than its factorization.

729992303222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138397.

The product of its (nonzero) digits is 1469664, while the sum is 50.

The spelling of 729992303222 in words is "seven hundred twenty-nine billion, nine hundred ninety-two million, three hundred three thousand, two hundred twenty-two".