426615822959 has 4 divisors (see below), whose sum is σ = 428190051360. Its totient is φ = 425041594560.

The previous prime is 426615822947. The next prime is 426615822977. The reversal of 426615822959 is 959228516624.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426615822959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426615822898 and 426615822907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426615821959) 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, 787113794 + ... + 787114335.

It is an arithmetic number, because the mean of its divisors is an integer number (107047512840).

Almost surely, 2^426615822959 is an apocalyptic number.

426615822959 is a deficient number, since it is larger than the sum of its proper divisors (1574228401).

426615822959 is a wasteful number, since it uses less digits than its factorization.

426615822959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574228400.

The product of its digits is 18662400, while the sum is 59.

The spelling of 426615822959 in words is "four hundred twenty-six billion, six hundred fifteen million, eight hundred twenty-two thousand, nine hundred fifty-nine".