426666144304453 has 16 divisors (see below), whose sum is σ = 428741407342080. Its totient is φ = 424595476521216.

The previous prime is 426666144304403. The next prime is 426666144304457. The reversal of 426666144304453 is 354403441666624.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426666144304453 is a prime.

It is a super-2 number, since 2×426666144304453² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426666144304457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8008121868 + ... + 8008175146.

It is an arithmetic number, because the mean of its divisors is an integer number (26796337958880).

Almost surely, 2^{426666144304453} is an apocalyptic number.

It is an amenable number.

426666144304453 is a deficient number, since it is larger than the sum of its proper divisors (2075263037627).

426666144304453 is a wasteful number, since it uses less digits than its factorization.

426666144304453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95676.

The product of its (nonzero) digits is 119439360, while the sum is 58.

The spelling of 426666144304453 in words is "four hundred twenty-six trillion, six hundred sixty-six billion, one hundred forty-four million, three hundred four thousand, four hundred fifty-three".