29931796961199 has 16 divisors (see below), whose sum is σ = 50678174749440. Its totient is φ = 17103883977720.

The previous prime is 29931796961197. The next prime is 29931796961203. The reversal of 29931796961199 is 99116969713992.

It is a happy number.

29931796961199 is a `hidden beast` number, since 29 + 9 + 317 + 9 + 6 + 96 + 1 + 199 = 666.

It is not a de Polignac number, because 29931796961199 - 2¹ = 29931796961197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29931796961197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79184647857 + ... + 79184648234.

It is an arithmetic number, because the mean of its divisors is an integer number (3167385921840).

Almost surely, 2^{29931796961199} is an apocalyptic number.

29931796961199 is a deficient number, since it is larger than the sum of its proper divisors (20746377788241).

29931796961199 is a wasteful number, since it uses less digits than its factorization.

29931796961199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158369296107 (or 158369296101 counting only the distinct ones).

The product of its digits is 803538792, while the sum is 81.

The spelling of 29931796961199 in words is "twenty-nine trillion, nine hundred thirty-one billion, seven hundred ninety-six million, nine hundred sixty-one thousand, one hundred ninety-nine".