426240645113 has 4 divisors (see below), whose sum is σ = 426276316788. Its totient is φ = 426204973440.

The previous prime is 426240645049. The next prime is 426240645121. The reversal of 426240645113 is 311546042624.

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 245299306729 + 180941338384 = 495277^2 + 425372^2 .

It is a cyclic number.

It is not a de Polignac number, because 426240645113 - 2⁶ = 426240645049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426240645143) 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, 17817908 + ... + 17841813.

It is an arithmetic number, because the mean of its divisors is an integer number (106569079197).

Almost surely, 2^426240645113 is an apocalyptic number.

It is an amenable number.

426240645113 is a deficient number, since it is larger than the sum of its proper divisors (35671675).

426240645113 is a wasteful number, since it uses less digits than its factorization.

426240645113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35671674.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 426240645113 its reverse (311546042624), we get a palindrome (737786687737).

The spelling of 426240645113 in words is "four hundred twenty-six billion, two hundred forty million, six hundred forty-five thousand, one hundred thirteen".