798547647911 has 4 divisors (see below), whose sum is σ = 859974390072. Its totient is φ = 737120905752.

The previous prime is 798547647893. The next prime is 798547647967. The reversal of 798547647911 is 119746745897.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 119746745897 = 4139 ⋅28931323.

It is a cyclic number.

It is not a de Polignac number, because 798547647911 - 2⁶ = 798547647847 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 (798547647511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30713371061 + ... + 30713371086.

It is an arithmetic number, because the mean of its divisors is an integer number (214993597518).

Almost surely, 2^798547647911 is an apocalyptic number.

798547647911 is a deficient number, since it is larger than the sum of its proper divisors (61426742161).

798547647911 is a wasteful number, since it uses less digits than its factorization.

798547647911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61426742160.

The product of its digits is 106686720, while the sum is 68.

The spelling of 798547647911 in words is "seven hundred ninety-eight billion, five hundred forty-seven million, six hundred forty-seven thousand, nine hundred eleven".