1427844486186 has 80 divisors (see below), whose sum is σ = 3238959208320. Its totient is φ = 470079529920.

The previous prime is 1427844486113. The next prime is 1427844486217. The reversal of 1427844486186 is 6816844487241.

It is a happy number.

1427844486186 is a `hidden beast` number, since 1 + 4 + 2 + 7 + 8 + 4 + 4 + 4 + 8 + 618 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13080445 + ... + 13189151.

It is an arithmetic number, because the mean of its divisors is an integer number (40486990104).

Almost surely, 2^{1427844486186} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1427844486186, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1619479604160).

1427844486186 is an abundant number, since it is smaller than the sum of its proper divisors (1811114722134).

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

1427844486186 is a wasteful number, since it uses less digits than its factorization.

1427844486186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109721 (or 109712 counting only the distinct ones).

The product of its digits is 66060288, while the sum is 63.

The spelling of 1427844486186 in words is "one trillion, four hundred twenty-seven billion, eight hundred forty-four million, four hundred eighty-six thousand, one hundred eighty-six".