42826212789 has 4 divisors (see below), whose sum is σ = 57101617056. Its totient is φ = 28550808524.

The previous prime is 42826212749. The next prime is 42826212797. The reversal of 42826212789 is 98721262824.

42826212789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 42826212789 - 2¹¹ = 42826210741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42826212739) 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, 7137702129 + ... + 7137702134.

It is an arithmetic number, because the mean of its divisors is an integer number (14275404264).

Almost surely, 2^42826212789 is an apocalyptic number.

It is an amenable number.

42826212789 is a deficient number, since it is larger than the sum of its proper divisors (14275404267).

42826212789 is a wasteful number, since it uses less digits than its factorization.

42826212789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14275404266.

The product of its digits is 1548288, while the sum is 51.

The spelling of 42826212789 in words is "forty-two billion, eight hundred twenty-six million, two hundred twelve thousand, seven hundred eighty-nine".