99965365930 has 16 divisors (see below), whose sum is σ = 179967319560. Its totient is φ = 39979555072.

The previous prime is 99965365921. The next prime is 99965365943. The reversal of 99965365930 is 3956356999.

It is a happy number.

It is a Cunningham number, because it is equal to 316173²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 35987228209 + 63978137721 = 189703^2 + 252939^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759979 + ... + 881758.

Almost surely, 2^99965365930 is an apocalyptic number.

99965365930 is a deficient number, since it is larger than the sum of its proper divisors (80001953630).

99965365930 is a wasteful number, since it uses less digits than its factorization.

99965365930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647833.

The product of its (nonzero) digits is 53144100, while the sum is 64.

The spelling of 99965365930 in words is "ninety-nine billion, nine hundred sixty-five million, three hundred sixty-five thousand, nine hundred thirty".