149106144 has 48 divisors (see below), whose sum is σ = 426988800. Its totient is φ = 45183360.

The previous prime is 149106131. The next prime is 149106161. The reversal of 149106144 is 441601941.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69544 + ... + 71655.

It is an arithmetic number, because the mean of its divisors is an integer number (8895600).

Almost surely, 2^149106144 is an apocalyptic number.

It is an amenable number.

149106144 is an abundant number, since it is smaller than the sum of its proper divisors (277882656).

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

149106144 is a wasteful number, since it uses less digits than its factorization.

149106144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141223 (or 141215 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 149106144 is about 12210.9026693361. The cubic root of 149106144 is about 530.2717770715.

The spelling of 149106144 in words is "one hundred forty-nine million, one hundred six thousand, one hundred forty-four".