99893954174 has 16 divisors (see below), whose sum is σ = 174741612000. Its totient is φ = 42811694352.

The previous prime is 99893954143. The next prime is 99893954197. The reversal of 99893954174 is 47145939899.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72808319 + ... + 72809690.

It is an arithmetic number, because the mean of its divisors is an integer number (10921350750).

Almost surely, 2^99893954174 is an apocalyptic number.

99893954174 is a deficient number, since it is larger than the sum of its proper divisors (74847657826).

99893954174 is a wasteful number, since it uses less digits than its factorization.

99893954174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145618032 (or 145618018 counting only the distinct ones).

The product of its digits is 88179840, while the sum is 68.

The spelling of 99893954174 in words is "ninety-nine billion, eight hundred ninety-three million, nine hundred fifty-four thousand, one hundred seventy-four".