99495921493 has 8 divisors (see below), whose sum is σ = 104750565920. Its totient is φ = 94243078800.

The previous prime is 99495921491. The next prime is 99495921521. The reversal of 99495921493 is 39412959499.

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

It is a cyclic number.

It is not a de Polignac number, because 99495921493 - 2¹ = 99495921491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99495921491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336330 + ... + 558667.

It is an arithmetic number, because the mean of its divisors is an integer number (13093820740).

Almost surely, 2^99495921493 is an apocalyptic number.

It is an amenable number.

99495921493 is a deficient number, since it is larger than the sum of its proper divisors (5254644427).

99495921493 is a wasteful number, since it uses less digits than its factorization.

99495921493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900867.

The product of its digits is 28343520, while the sum is 64.

The spelling of 99495921493 in words is "ninety-nine billion, four hundred ninety-five million, nine hundred twenty-one thousand, four hundred ninety-three".