99994143601 has 12 divisors (see below), whose sum is σ = 109924668112. Its totient is φ = 90892395000.

The previous prime is 99994143583. The next prime is 99994143653. The reversal of 99994143601 is 10634149999.

It is not a de Polignac number, because 99994143601 - 2⁵ = 99994143569 is a prime.

It is a pancake number, because a pancake can be divided into 99994143601 parts by 447200 straight cuts.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99994140601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1009126 + ... + 1103776.

Almost surely, 2^99994143601 is an apocalyptic number.

It is an amenable number.

99994143601 is a deficient number, since it is larger than the sum of its proper divisors (9930524511).

99994143601 is a wasteful number, since it uses less digits than its factorization.

99994143601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103404 (or 103393 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 55.

The spelling of 99994143601 in words is "ninety-nine billion, nine hundred ninety-four million, one hundred forty-three thousand, six hundred one".