1426858887222 has 24 divisors (see below), whose sum is σ = 3093893001576. Its totient is φ = 475255719456.

The previous prime is 1426858887221. The next prime is 1426858887299. The reversal of 1426858887222 is 2227888586241.

1426858887222 is a `hidden beast` number, since 1 + 4 + 26 + 8 + 588 + 8 + 7 + 2 + 22 = 666.

It is a super-2 number, since 2×1426858887222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1426858887222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426858887221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30301623 + ... + 30348674.

It is an arithmetic number, because the mean of its divisors is an integer number (128912208399).

Almost surely, 2^{1426858887222} is an apocalyptic number.

1426858887222 is an abundant number, since it is smaller than the sum of its proper divisors (1667034114354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426858887222 is a wasteful number, since it uses less digits than its factorization.

1426858887222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60651612 (or 60651609 counting only the distinct ones).

The product of its digits is 55050240, while the sum is 63.

The spelling of 1426858887222 in words is "one trillion, four hundred twenty-six billion, eight hundred fifty-eight million, eight hundred eighty-seven thousand, two hundred twenty-two".