426042042466 has 16 divisors (see below), whose sum is σ = 641594312280. Its totient is φ = 212177387520.

The previous prime is 426042042457. The next prime is 426042042479. The reversal of 426042042466 is 664240240624.

It can be written as a sum of positive squares in 4 ways, for example, as 310087491025 + 115954551441 = 556855^2 + 340521^2 .

It is a super-2 number, since 2×426042042466² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14073106 + ... + 14103346.

Almost surely, 2^426042042466 is an apocalyptic number.

426042042466 is a deficient number, since it is larger than the sum of its proper divisors (215552269814).

426042042466 is a wasteful number, since it uses less digits than its factorization.

426042042466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57909.

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 426042042466 in words is "four hundred twenty-six billion, forty-two million, forty-two thousand, four hundred sixty-six".