999999272999998 has 16 divisors (see below), whose sum is σ = 1524593444591376. Its totient is φ = 491801505330240.

The previous prime is 999999272999959. The next prime is 999999272999999. The reversal of 999999272999998 is 899999272999999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999999272999999) 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, 31399065 + ... + 54643387.

It is an arithmetic number, because the mean of its divisors is an integer number (95287090286961).

Almost surely, 2^{999999272999998} is an apocalyptic number.

999999272999998 is a deficient number, since it is larger than the sum of its proper divisors (524594171591378).

999999272999998 is a wasteful number, since it uses less digits than its factorization.

999999272999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23597019.

The product of its digits is 7029357352416, while the sum is 118.

Subtracting from 999999272999998 its reverse (899999272999999), we obtain a palindrome (99999999999999).

The spelling of 999999272999998 in words is "nine hundred ninety-nine trillion, nine hundred ninety-nine billion, two hundred seventy-two million, nine hundred ninety-nine thousand, nine hundred ninety-eight".