29316359393 has 18 divisors (see below), whose sum is σ = 31378598118. Its totient is φ = 27294866560.

The previous prime is 29316359389. The next prime is 29316359531. The reversal of 29316359393 is 39395361392.

It can be written as a sum of positive squares in 3 ways, for example, as 1098304 + 29315261089 = 1048^2 + 171217^2 .

It is not a de Polignac number, because 29316359393 - 2² = 29316359389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29316359323) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 92480471 + ... + 92480787.

It is an arithmetic number, because the mean of its divisors is an integer number (1743255451).

Almost surely, 2^29316359393 is an apocalyptic number.

It is an amenable number.

29316359393 is a deficient number, since it is larger than the sum of its proper divisors (2062238725).

29316359393 is an frugal number, since it uses more digits than its factorization.

29316359393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913 (or 465 counting only the distinct ones).

The product of its digits is 3542940, while the sum is 53.

The spelling of 29316359393 in words is "twenty-nine billion, three hundred sixteen million, three hundred fifty-nine thousand, three hundred ninety-three".