99764223736 has 16 divisors (see below), whose sum is σ = 187113133440. Its totient is φ = 49867388160.

The previous prime is 99764223703. The next prime is 99764223739. The reversal of 99764223736 is 63732246799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99764223739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1811641 + ... + 1865896.

It is an arithmetic number, because the mean of its divisors is an integer number (11694570840).

Almost surely, 2^99764223736 is an apocalyptic number.

It is an amenable number.

99764223736 is a deficient number, since it is larger than the sum of its proper divisors (87348909704).

99764223736 is a wasteful number, since it uses less digits than its factorization.

99764223736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3680934 (or 3680930 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 58.

The spelling of 99764223736 in words is "ninety-nine billion, seven hundred sixty-four million, two hundred twenty-three thousand, seven hundred thirty-six".