999929413633 has 2 divisors, whose sum is σ = 999929413634. Its totient is φ = 999929413632.

The previous prime is 999929413627. The next prime is 999929413643. The reversal of 999929413633 is 336314929999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 943991014464 + 55938399169 = 971592^2 + 236513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999929413633 is a prime.

It is not a weakly prime, because it can be changed into another prime (999929413643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499964706816 + 499964706817.

It is an arithmetic number, because the mean of its divisors is an integer number (499964706817).

It is a Proth number, since it is equal to 953607 ⋅ 2²⁰ + 1 and 953607 < 2²⁰.

Almost surely, 2^999929413633 is an apocalyptic number.

It is an amenable number.

999929413633 is a deficient number, since it is larger than the sum of its proper divisors (1).

999929413633 is an equidigital number, since it uses as much as digits as its factorization.

999929413633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76527504, while the sum is 67.

The spelling of 999929413633 in words is "nine hundred ninety-nine billion, nine hundred twenty-nine million, four hundred thirteen thousand, six hundred thirty-three".