144409998480 has 160 divisors (see below), whose sum is σ = 505208914560. Its totient is φ = 33801277440.

The previous prime is 144409998479. The next prime is 144409998527. The reversal of 144409998480 is 84899904441.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 866557 + ... + 1019676.

It is an arithmetic number, because the mean of its divisors is an integer number (3157555716).

Almost surely, 2^144409998480 is an apocalyptic number.

144409998480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144409998480 is an abundant number, since it is smaller than the sum of its proper divisors (360798916080).

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

144409998480 is a wasteful number, since it uses less digits than its factorization.

144409998480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886289 (or 1886283 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 60.

The spelling of 144409998480 in words is "one hundred forty-four billion, four hundred nine million, nine hundred ninety-eight thousand, four hundred eighty".