99752288661 has 12 divisors (see below), whose sum is σ = 144521950560. Its totient is φ = 66300612840.

The previous prime is 99752288627. The next prime is 99752288707. The reversal of 99752288661 is 16688225799.

It is not a de Polignac number, because 99752288661 - 2¹⁰ = 99752287637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99752289661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16739601 + ... + 16745558.

It is an arithmetic number, because the mean of its divisors is an integer number (12043495880).

Almost surely, 2^99752288661 is an apocalyptic number.

It is an amenable number.

99752288661 is a deficient number, since it is larger than the sum of its proper divisors (44769661899).

99752288661 is a wasteful number, since it uses less digits than its factorization.

99752288661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33485496 (or 33485493 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 63.

The spelling of 99752288661 in words is "ninety-nine billion, seven hundred fifty-two million, two hundred eighty-eight thousand, six hundred sixty-one".