99118610650 has 12 divisors (see below), whose sum is σ = 184360615902. Its totient is φ = 39647444240.

The previous prime is 99118610641. The next prime is 99118610663. The reversal of 99118610650 is 5601681199.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 76779422281 + 22339188369 = 277091^2 + 149463^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 99118610650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 991186057 + ... + 991186156.

Almost surely, 2^99118610650 is an apocalyptic number.

99118610650 is a deficient number, since it is larger than the sum of its proper divisors (85242005252).

99118610650 is a wasteful number, since it uses less digits than its factorization.

99118610650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982372225 (or 1982372220 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 46.

The spelling of 99118610650 in words is "ninety-nine billion, one hundred eighteen million, six hundred ten thousand, six hundred fifty".