49999529929 has 2 divisors, whose sum is σ = 49999529930. Its totient is φ = 49999529928.

The previous prime is 49999529897. The next prime is 49999529959. The reversal of 49999529929 is 92992599994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40064025600 + 9935504329 = 200160^2 + 99677^2 .

It is a cyclic number.

It is not a de Polignac number, because 49999529929 - 2⁵ = 49999529897 is a prime.

It is not a weakly prime, because it can be changed into another prime (49999529959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24999764964 + 24999764965.

It is an arithmetic number, because the mean of its divisors is an integer number (24999764965).

Almost surely, 2^49999529929 is an apocalyptic number.

It is an amenable number.

49999529929 is a deficient number, since it is larger than the sum of its proper divisors (1).

49999529929 is an equidigital number, since it uses as much as digits as its factorization.

49999529929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 382637520, while the sum is 76.

The spelling of 49999529929 in words is "forty-nine billion, nine hundred ninety-nine million, five hundred twenty-nine thousand, nine hundred twenty-nine".