144689694 has 8 divisors (see below), whose sum is σ = 289379400. Its totient is φ = 48229896.

The previous prime is 144689689. The next prime is 144689719. The reversal of 144689694 is 496986441.

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

144689694 is an admirable number.

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, 12057469 + ... + 12057480.

It is an arithmetic number, because the mean of its divisors is an integer number (36172425).

Almost surely, 2^144689694 is an apocalyptic number.

144689694 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

144689694 is a wasteful number, since it uses less digits than its factorization.

144689694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24114954.

The product of its digits is 1492992, while the sum is 51.

The square root of 144689694 is about 12028.7029225931. The cubic root of 144689694 is about 524.9837564135.

The spelling of 144689694 in words is "one hundred forty-four million, six hundred eighty-nine thousand, six hundred ninety-four".