1422666140166 has 48 divisors (see below), whose sum is σ = 3127007669760. Its totient is φ = 467387322480.

The previous prime is 1422666140059. The next prime is 1422666140167. The reversal of 1422666140166 is 6610416662241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422666140167) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 87930 + ... + 1689101.

It is an arithmetic number, because the mean of its divisors is an integer number (65145993120).

Almost surely, 2^{1422666140166} is an apocalyptic number.

1422666140166 is an abundant number, since it is smaller than the sum of its proper divisors (1704341529594).

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

1422666140166 is a wasteful number, since it uses less digits than its factorization.

1422666140166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777681 (or 1777678 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 1422666140166 in words is "one trillion, four hundred twenty-two billion, six hundred sixty-six million, one hundred forty thousand, one hundred sixty-six".