144631413728 has 24 divisors (see below), whose sum is σ = 297123231888. Its totient is φ = 69171545344.

The previous prime is 144631413713. The next prime is 144631413767. The reversal of 144631413728 is 827314136441.

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, 98254301 + ... + 98255772.

It is an arithmetic number, because the mean of its divisors is an integer number (12380134662).

Almost surely, 2^144631413728 is an apocalyptic number.

It is an amenable number.

144631413728 is an abundant number, since it is smaller than the sum of its proper divisors (152491818160).

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

144631413728 is a wasteful number, since it uses less digits than its factorization.

144631413728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196510106 (or 196510098 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The spelling of 144631413728 in words is "one hundred forty-four billion, six hundred thirty-one million, four hundred thirteen thousand, seven hundred twenty-eight".