426661616210605 has 16 divisors (see below), whose sum is σ = 544334819967360. Its totient is φ = 320328721206208.

The previous prime is 426661616210597. The next prime is 426661616210693. The reversal of 426661616210605 is 506012616166624.

It is a cyclic number.

It is not a de Polignac number, because 426661616210605 - 2³ = 426661616210597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35000946835 + ... + 35000959024.

It is an arithmetic number, because the mean of its divisors is an integer number (34020926247960).

Almost surely, 2^{426661616210605} is an apocalyptic number.

It is an amenable number.

426661616210605 is a deficient number, since it is larger than the sum of its proper divisors (117673203756755).

426661616210605 is a wasteful number, since it uses less digits than its factorization.

426661616210605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70001905940.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 426661616210605 in words is "four hundred twenty-six trillion, six hundred sixty-one billion, six hundred sixteen million, two hundred ten thousand, six hundred five".