29955210829979 has 2 divisors, whose sum is σ = 29955210829980. Its totient is φ = 29955210829978.

The previous prime is 29955210829967. The next prime is 29955210830021. The reversal of 29955210829979 is 97992801255992.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29955210829979 - 2⁸ = 29955210829723 is a prime.

It is not a weakly prime, because it can be changed into another prime (29955210829909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14977605414989 + 14977605414990.

It is an arithmetic number, because the mean of its divisors is an integer number (14977605414990).

Almost surely, 2^{29955210829979} is an apocalyptic number.

29955210829979 is a deficient number, since it is larger than the sum of its proper divisors (1).

29955210829979 is an equidigital number, since it uses as much as digits as its factorization.

29955210829979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 661348800, while the sum is 77.

The spelling of 29955210829979 in words is "twenty-nine trillion, nine hundred fifty-five billion, two hundred ten million, eight hundred twenty-nine thousand, nine hundred seventy-nine".