99719522673 has 8 divisors (see below), whose sum is σ = 133511063136. Its totient is φ = 66203832000.

The previous prime is 99719522633. The next prime is 99719522677. The reversal of 99719522673 is 37622591799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-99719522673 is a prime.

It is a super-2 number, since 2×99719522673² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99719522677) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 68961603 + ... + 68963048.

It is an arithmetic number, because the mean of its divisors is an integer number (16688882892).

Almost surely, 2^99719522673 is an apocalyptic number.

It is an amenable number.

99719522673 is a deficient number, since it is larger than the sum of its proper divisors (33791540463).

99719522673 is a wasteful number, since it uses less digits than its factorization.

99719522673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137924895.

The product of its digits is 12859560, while the sum is 60.

The spelling of 99719522673 in words is "ninety-nine billion, seven hundred nineteen million, five hundred twenty-two thousand, six hundred seventy-three".