702426242809 has 4 divisors (see below), whose sum is σ = 703094584720. Its totient is φ = 701757900900.

The previous prime is 702426242797. The next prime is 702426242893. The reversal of 702426242809 is 908242624207.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-702426242809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (702426242909) 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, 334169379 + ... + 334171480.

It is an arithmetic number, because the mean of its divisors is an integer number (175773646180).

Almost surely, 2^702426242809 is an apocalyptic number.

It is an amenable number.

702426242809 is a deficient number, since it is larger than the sum of its proper divisors (668341911).

702426242809 is a wasteful number, since it uses less digits than its factorization.

702426242809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668341910.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 702426242809 in words is "seven hundred two billion, four hundred twenty-six million, two hundred forty-two thousand, eight hundred nine".