426655760744816 has 10 divisors (see below), whose sum is σ = 826645536443112. Its totient is φ = 213327880372400.

The previous prime is 426655760744783. The next prime is 426655760744869. The reversal of 426655760744816 is 618447067556624.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 426655760744816.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13332992523260 + ... + 13332992523291.

Almost surely, 2^{426655760744816} is an apocalyptic number.

It is an amenable number.

426655760744816 is a deficient number, since it is larger than the sum of its proper divisors (399989775698296).

426655760744816 is a wasteful number, since it uses less digits than its factorization.

426655760744816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26665985046559 (or 26665985046553 counting only the distinct ones).

The product of its (nonzero) digits is 1625702400, while the sum is 71.

The spelling of 426655760744816 in words is "four hundred twenty-six trillion, six hundred fifty-five billion, seven hundred sixty million, seven hundred forty-four thousand, eight hundred sixteen".