144453696 has 56 divisors (see below), whose sum is σ = 383523744. Its totient is φ = 47984640.

The previous prime is 144453649. The next prime is 144453703. The reversal of 144453696 is 696354441.

It is a happy number.

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, 62416 + ... + 64688.

Almost surely, 2^144453696 is an apocalyptic number.

144453696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144453696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191761872).

144453696 is an abundant number, since it is smaller than the sum of its proper divisors (239070048).

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

144453696 is a wasteful number, since it uses less digits than its factorization.

144453696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2619 (or 2609 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 144453696 is about 12018.8891333600. The cubic root of 144453696 is about 524.6981739037.

The spelling of 144453696 in words is "one hundred forty-four million, four hundred fifty-three thousand, six hundred ninety-six".