29789518313137 has 4 divisors (see below), whose sum is σ = 32497656341616. Its totient is φ = 27081380284660.

The previous prime is 29789518313123. The next prime is 29789518313153. The reversal of 29789518313137 is 73131381598792.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29789518313137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29789518310137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1354069014223 + ... + 1354069014244.

It is an arithmetic number, because the mean of its divisors is an integer number (8124414085404).

Almost surely, 2^{29789518313137} is an apocalyptic number.

It is an amenable number.

29789518313137 is a deficient number, since it is larger than the sum of its proper divisors (2708138028479).

29789518313137 is a wasteful number, since it uses less digits than its factorization.

29789518313137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708138028478.

The product of its digits is 68584320, while the sum is 67.

The spelling of 29789518313137 in words is "twenty-nine trillion, seven hundred eighty-nine billion, five hundred eighteen million, three hundred thirteen thousand, one hundred thirty-seven".