29720462939 has 2 divisors, whose sum is σ = 29720462940. Its totient is φ = 29720462938.

The previous prime is 29720462927. The next prime is 29720462957. The reversal of 29720462939 is 93926402792.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29720462939 - 2⁴ = 29720462923 is a prime.

It is not a weakly prime, because it can be changed into another prime (29720402939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14860231469 + 14860231470.

It is an arithmetic number, because the mean of its divisors is an integer number (14860231470).

Almost surely, 2^29720462939 is an apocalyptic number.

29720462939 is a deficient number, since it is larger than the sum of its proper divisors (1).

29720462939 is an equidigital number, since it uses as much as digits as its factorization.

29720462939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 29720462939 in words is "twenty-nine billion, seven hundred twenty million, four hundred sixty-two thousand, nine hundred thirty-nine".