144649612 has 6 divisors (see below), whose sum is σ = 253136828. Its totient is φ = 72324804.

The previous prime is 144649607. The next prime is 144649633. The reversal of 144649612 is 216946441.

144649612 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18081198 + ... + 18081205.

Almost surely, 2^144649612 is an apocalyptic number.

It is an amenable number.

144649612 is a deficient number, since it is larger than the sum of its proper divisors (108487216).

144649612 is a wasteful number, since it uses less digits than its factorization.

144649612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36162407 (or 36162405 counting only the distinct ones).

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

The square root of 144649612 is about 12027.0367090152. The cubic root of 144649612 is about 524.9352748627.

The spelling of 144649612 in words is "one hundred forty-four million, six hundred forty-nine thousand, six hundred twelve".