166149424 has 40 divisors (see below), whose sum is σ = 383904000. Its totient is φ = 68109888.

The previous prime is 166149419. The next prime is 166149427. The reversal of 166149424 is 424941661.

It is not an unprimeable number, because it can be changed into a prime (166149427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29674 + ... + 34825.

It is an arithmetic number, because the mean of its divisors is an integer number (9597600).

Almost surely, 2^166149424 is an apocalyptic number.

166149424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

166149424 is an abundant number, since it is smaller than the sum of its proper divisors (217754576).

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

166149424 is a wasteful number, since it uses less digits than its factorization.

166149424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64537 (or 64531 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 166149424 is about 12889.8961981856. The cubic root of 166149424 is about 549.7513189815.

The spelling of 166149424 in words is "one hundred sixty-six million, one hundred forty-nine thousand, four hundred twenty-four".