99841491343 has 4 divisors (see below), whose sum is σ = 108917990568. Its totient is φ = 90764992120.

The previous prime is 99841491307. The next prime is 99841491349. The reversal of 99841491343 is 34319414899.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-99841491343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99841491349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4538249596 + ... + 4538249617.

It is an arithmetic number, because the mean of its divisors is an integer number (27229497642).

Almost surely, 2^99841491343 is an apocalyptic number.

99841491343 is a deficient number, since it is larger than the sum of its proper divisors (9076499225).

99841491343 is a wasteful number, since it uses less digits than its factorization.

99841491343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9076499224.

The product of its digits is 3359232, while the sum is 55.

The spelling of 99841491343 in words is "ninety-nine billion, eight hundred forty-one million, four hundred ninety-one thousand, three hundred forty-three".