99994722295529 has 2 divisors, whose sum is σ = 99994722295530. Its totient is φ = 99994722295528.

The previous prime is 99994722295493. The next prime is 99994722295549. The reversal of 99994722295529 is 92559222749999.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79745757282304 + 20248965013225 = 8930048^2 + 4499885^2 .

It is a cyclic number.

It is not a de Polignac number, because 99994722295529 - 2²⁴ = 99994705518313 is a prime.

It is not a weakly prime, because it can be changed into another prime (99994722295549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49997361147764 + 49997361147765.

It is an arithmetic number, because the mean of its divisors is an integer number (49997361147765).

Almost surely, 2^{99994722295529} is an apocalyptic number.

It is an amenable number.

99994722295529 is a deficient number, since it is larger than the sum of its proper divisors (1).

99994722295529 is an equidigital number, since it uses as much as digits as its factorization.

99994722295529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5952139200, while the sum is 83.

The spelling of 99994722295529 in words is "ninety-nine trillion, nine hundred ninety-four billion, seven hundred twenty-two million, two hundred ninety-five thousand, five hundred twenty-nine".