808249614479 has 4 divisors (see below), whose sum is σ = 834322182720. Its totient is φ = 782177046240.

The previous prime is 808249614463. The next prime is 808249614481. The reversal of 808249614479 is 974416942808.

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 808249614479 - 2⁴ = 808249614463 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 (808249614499) 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, 13036284074 + ... + 13036284135.

It is an arithmetic number, because the mean of its divisors is an integer number (208580545680).

Almost surely, 2^808249614479 is an apocalyptic number.

808249614479 is a deficient number, since it is larger than the sum of its proper divisors (26072568241).

808249614479 is a wasteful number, since it uses less digits than its factorization.

808249614479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26072568240.

The product of its (nonzero) digits is 27869184, while the sum is 62.

The spelling of 808249614479 in words is "eight hundred eight billion, two hundred forty-nine million, six hundred fourteen thousand, four hundred seventy-nine".