29506923839 has 2 divisors, whose sum is σ = 29506923840. Its totient is φ = 29506923838.

The previous prime is 29506923811. The next prime is 29506923847. The reversal of 29506923839 is 93832960592.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29506923839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29506923869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14753461919 + 14753461920.

It is an arithmetic number, because the mean of its divisors is an integer number (14753461920).

Almost surely, 2^29506923839 is an apocalyptic number.

29506923839 is a deficient number, since it is larger than the sum of its proper divisors (1).

29506923839 is an equidigital number, since it uses as much as digits as its factorization.

29506923839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6298560, while the sum is 56.

The spelling of 29506923839 in words is "twenty-nine billion, five hundred six million, nine hundred twenty-three thousand, eight hundred thirty-nine".