29724001919999 has 2 divisors, whose sum is σ = 29724001920000. Its totient is φ = 29724001919998.

The previous prime is 29724001919957. The next prime is 29724001920001. The reversal of 29724001919999 is 99991910042792.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29724001919999 - 2²⁰ = 29724000871423 is a prime.

Together with 29724001920001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29724001999999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14862000959999 + 14862000960000.

It is an arithmetic number, because the mean of its divisors is an integer number (14862000960000).

Almost surely, 2^{29724001919999} is an apocalyptic number.

29724001919999 is a deficient number, since it is larger than the sum of its proper divisors (1).

29724001919999 is an equidigital number, since it uses as much as digits as its factorization.

29724001919999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59521392, while the sum is 71.

The spelling of 29724001919999 in words is "twenty-nine trillion, seven hundred twenty-four billion, one million, nine hundred nineteen thousand, nine hundred ninety-nine".