149869166 has 8 divisors (see below), whose sum is σ = 230879640. Its totient is φ = 72909288.

The previous prime is 149869141. The next prime is 149869183. The reversal of 149869166 is 661968941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×149869166³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012556 + ... + 1012703.

It is an arithmetic number, because the mean of its divisors is an integer number (28859955).

Almost surely, 2^149869166 is an apocalyptic number.

149869166 is a deficient number, since it is larger than the sum of its proper divisors (81010474).

149869166 is a wasteful number, since it uses less digits than its factorization.

149869166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025298.

The product of its digits is 559872, while the sum is 50.

The square root of 149869166 is about 12242.1062730234. The cubic root of 149869166 is about 531.1747597988.

The spelling of 149869166 in words is "one hundred forty-nine million, eight hundred sixty-nine thousand, one hundred sixty-six".