29793399146 has 24 divisors (see below), whose sum is σ = 52138064160. Its totient is φ = 12768585228.

The previous prime is 29793399143. The next prime is 29793399161. The reversal of 29793399146 is 64199339792.

It is not an unprimeable number, because it can be changed into a prime (29793399143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 409556 + ... + 476783.

It is an arithmetic number, because the mean of its divisors is an integer number (2172419340).

Almost surely, 2^29793399146 is an apocalyptic number.

29793399146 is a deficient number, since it is larger than the sum of its proper divisors (22344665014).

29793399146 is an frugal number, since it uses more digits than its factorization.

29793399146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886376 (or 886348 counting only the distinct ones).

The product of its digits is 19840464, while the sum is 62.

The spelling of 29793399146 in words is "twenty-nine billion, seven hundred ninety-three million, three hundred ninety-nine thousand, one hundred forty-six".