144802409425440 has 384 divisors, whose sum is σ = 504615952189440. Its totient is φ = 34671696150528.

The previous prime is 144802409425433. The next prime is 144802409425469. The reversal of 144802409425440 is 44524904208441.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 952765776 + ... + 952917744.

It is an arithmetic number, because the mean of its divisors is an integer number (1314104042160).

Almost surely, 2^{144802409425440} is an apocalyptic number.

144802409425440 is a gapful number since it is divisible by the number (10) 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 144802409425440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252307976094720).

144802409425440 is an abundant number, since it is smaller than the sum of its proper divisors (359813542764000).

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

144802409425440 is a wasteful number, since it uses less digits than its factorization.

144802409425440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156164 (or 156156 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 51.

The spelling of 144802409425440 in words is "one hundred forty-four trillion, eight hundred two billion, four hundred nine million, four hundred twenty-five thousand, four hundred forty".