99445684469761 has 48 divisors (see below), whose sum is σ = 116726322585600. Its totient is φ = 84473152337952.

The previous prime is 99445684469749. The next prime is 99445684469797. The reversal of 99445684469761 is 16796448654499.

It is not a de Polignac number, because 99445684469761 - 2²¹ = 99445682372609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99445684467761) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11812050010 + ... + 11812058428.

It is an arithmetic number, because the mean of its divisors is an integer number (2431798387200).

Almost surely, 2^{99445684469761} is an apocalyptic number.

It is an amenable number.

99445684469761 is a deficient number, since it is larger than the sum of its proper divisors (17280638115839).

99445684469761 is a wasteful number, since it uses less digits than its factorization.

99445684469761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13418 (or 13411 counting only the distinct ones).

The product of its digits is 11287019520, while the sum is 82.

The spelling of 99445684469761 in words is "ninety-nine trillion, four hundred forty-five billion, six hundred eighty-four million, four hundred sixty-nine thousand, seven hundred sixty-one".