99692715949 has 2 divisors, whose sum is σ = 99692715950. Its totient is φ = 99692715948.

The previous prime is 99692715929. The next prime is 99692716037. The reversal of 99692715949 is 94951729699.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98979452100 + 713263849 = 314610^2 + 26707^2 .

It is an emirp because it is prime and its reverse (94951729699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99692715949 - 2⁵ = 99692715917 is a prime.

It is a super-2 number, since 2×99692715949² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99692715929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49846357974 + 49846357975.

It is an arithmetic number, because the mean of its divisors is an integer number (49846357975).

Almost surely, 2^99692715949 is an apocalyptic number.

It is an amenable number.

99692715949 is a deficient number, since it is larger than the sum of its proper divisors (1).

99692715949 is an equidigital number, since it uses as much as digits as its factorization.

99692715949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 99202320, while the sum is 70.

The spelling of 99692715949 in words is "ninety-nine billion, six hundred ninety-two million, seven hundred fifteen thousand, nine hundred forty-nine".