144354666 has 16 divisors (see below), whose sum is σ = 303904800. Its totient is φ = 45585648.

The previous prime is 144354659. The next prime is 144354671. The reversal of 144354666 is 666453441.

144354666 is digitally balanced in base 2, because in such base 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 in 7 ways as a sum of consecutive naturals, for example, 633021 + ... + 633248.

It is an arithmetic number, because the mean of its divisors is an integer number (18994050).

Almost surely, 2^144354666 is an apocalyptic number.

144354666 is an abundant number, since it is smaller than the sum of its proper divisors (159550134).

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

144354666 is a wasteful number, since it uses less digits than its factorization.

144354666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266293.

The product of its digits is 207360, while the sum is 39.

The square root of 144354666 is about 12014.7686619427. The cubic root of 144354666 is about 524.5782444960.

The spelling of 144354666 in words is "one hundred forty-four million, three hundred fifty-four thousand, six hundred sixty-six".