426693168739 has 8 divisors (see below), whose sum is σ = 431046483840. Its totient is φ = 422342376000.

The previous prime is 426693168697. The next prime is 426693168751. The reversal of 426693168739 is 937861396624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 426693168739 - 2⁷ = 426693168611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426693160739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289602 + ... + 968119.

It is an arithmetic number, because the mean of its divisors is an integer number (53880810480).

Almost surely, 2^426693168739 is an apocalyptic number.

426693168739 is a deficient number, since it is larger than the sum of its proper divisors (4353315101).

426693168739 is a wasteful number, since it uses less digits than its factorization.

426693168739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261181.

The product of its digits is 70543872, while the sum is 64.

The spelling of 426693168739 in words is "four hundred twenty-six billion, six hundred ninety-three million, one hundred sixty-eight thousand, seven hundred thirty-nine".