798424874497 has 4 divisors (see below), whose sum is σ = 799514131540. Its totient is φ = 797335617456.

The previous prime is 798424874449. The next prime is 798424874537. The reversal of 798424874497 is 794478424897.

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

It can be written as a sum of positive squares in 2 ways, for example, as 627009001921 + 171415872576 = 791839^2 + 414024^2 .

It is a cyclic number.

It is not a de Polignac number, because 798424874497 - 2⁷ = 798424874369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798424874417) 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, 544627422 + ... + 544628887.

It is an arithmetic number, because the mean of its divisors is an integer number (199878532885).

Almost surely, 2^798424874497 is an apocalyptic number.

It is an amenable number.

798424874497 is a deficient number, since it is larger than the sum of its proper divisors (1089257043).

798424874497 is a wasteful number, since it uses less digits than its factorization.

798424874497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089257042.

The product of its digits is 910393344, while the sum is 73.

The spelling of 798424874497 in words is "seven hundred ninety-eight billion, four hundred twenty-four million, eight hundred seventy-four thousand, four hundred ninety-seven".