99144014540543 has 4 divisors (see below), whose sum is σ = 113307445189200. Its totient is φ = 84980583891888.

The previous prime is 99144014540509. The next prime is 99144014540561. The reversal of 99144014540543 is 34504541044199.

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

It is a cyclic number.

It is not a de Polignac number, because 99144014540543 - 2¹⁸ = 99144014278399 is a prime.

It is a super-2 number, since 2×99144014540543² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99144014540243) 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, 7081715324318 + ... + 7081715324331.

It is an arithmetic number, because the mean of its divisors is an integer number (28326861297300).

Almost surely, 2^{99144014540543} is an apocalyptic number.

99144014540543 is a deficient number, since it is larger than the sum of its proper divisors (14163430648657).

99144014540543 is a wasteful number, since it uses less digits than its factorization.

99144014540543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14163430648656.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 99144014540543 in words is "ninety-nine trillion, one hundred forty-four billion, fourteen million, five hundred forty thousand, five hundred forty-three".