166452412 has 24 divisors (see below), whose sum is σ = 339701600. Its totient is φ = 71336160.

The previous prime is 166452401. The next prime is 166452443. The reversal of 166452412 is 214254661.

It is a happy number.

It is a congruent number.

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, 59289 + ... + 62032.

Almost surely, 2^166452412 is an apocalyptic number.

It is an amenable number.

166452412 is an abundant number, since it is smaller than the sum of its proper divisors (173249188).

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

166452412 is a wasteful number, since it uses less digits than its factorization.

166452412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121346 (or 121330 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 166452412 is about 12901.6437712409. The cubic root of 166452412 is about 550.0852892527.

The spelling of 166452412 in words is "one hundred sixty-six million, four hundred fifty-two thousand, four hundred twelve".