29972122346 has 16 divisors (see below), whose sum is σ = 45164044800. Its totient is φ = 14917512000.

The previous prime is 29972122333. The next prime is 29972122363. The reversal of 29972122346 is 64322127992.

It is a self number, because there is not a number n which added to its sum of digits gives 29972122346.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875255 + ... + 908853.

It is an arithmetic number, because the mean of its divisors is an integer number (2822752800).

Almost surely, 2^29972122346 is an apocalyptic number.

29972122346 is a deficient number, since it is larger than the sum of its proper divisors (15191922454).

29972122346 is a wasteful number, since it uses less digits than its factorization.

29972122346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35629.

The product of its digits is 653184, while the sum is 47.

The spelling of 29972122346 in words is "twenty-nine billion, nine hundred seventy-two million, one hundred twenty-two thousand, three hundred forty-six".