144453402432 has 224 divisors, whose sum is σ = 439855660800. Its totient is φ = 46433028096.

The previous prime is 144453402421. The next prime is 144453402451. The reversal of 144453402432 is 234204354441.

144453402432 is a `hidden beast` number, since 144 + 45 + 3 + 40 + 2 + 432 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61285798 + ... + 61288154.

Almost surely, 2^144453402432 is an apocalyptic number.

144453402432 is a gapful number since it is divisible by the number (12) 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 144453402432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219927830400).

144453402432 is an abundant number, since it is smaller than the sum of its proper divisors (295402258368).

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

144453402432 is a wasteful number, since it uses less digits than its factorization.

144453402432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3630 (or 3614 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 144453402432 its reverse (234204354441), we get a palindrome (378657756873).

The spelling of 144453402432 in words is "one hundred forty-four billion, four hundred fifty-three million, four hundred two thousand, four hundred thirty-two".