14427825666 has 16 divisors (see below), whose sum is σ = 28870617888. Its totient is φ = 4806780800.

The previous prime is 14427825653. The next prime is 14427825679. The reversal of 14427825666 is 66652872441.

It is an interprime number because it is at equal distance from previous prime (14427825653) and next prime (14427825679).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611055 + ... + 634226.

It is an arithmetic number, because the mean of its divisors is an integer number (1804413618).

Almost surely, 2^14427825666 is an apocalyptic number.

14427825666 is an abundant number, since it is smaller than the sum of its proper divisors (14442792222).

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

14427825666 is a wasteful number, since it uses less digits than its factorization.

14427825666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247217.

The product of its digits is 3870720, while the sum is 51.

The spelling of 14427825666 in words is "fourteen billion, four hundred twenty-seven million, eight hundred twenty-five thousand, six hundred sixty-six".