29496997321 has 16 divisors (see below), whose sum is σ = 32282183808. Its totient is φ = 26729222400.

The previous prime is 29496997301. The next prime is 29496997337. The reversal of 29496997321 is 12379969492.

It is a cyclic number.

It is not a de Polignac number, because 29496997321 - 2¹³ = 29496989129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29496997321.

It is not an unprimeable number, because it can be changed into a prime (29496997301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5466801 + ... + 5472193.

It is an arithmetic number, because the mean of its divisors is an integer number (2017636488).

Almost surely, 2^29496997321 is an apocalyptic number.

It is an amenable number.

29496997321 is a deficient number, since it is larger than the sum of its proper divisors (2785186487).

29496997321 is a wasteful number, since it uses less digits than its factorization.

29496997321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6912.

The product of its digits is 13226976, while the sum is 61.

The spelling of 29496997321 in words is "twenty-nine billion, four hundred ninety-six million, nine hundred ninety-seven thousand, three hundred twenty-one".