144440011320 has 64 divisors (see below), whose sum is σ = 472712768640. Its totient is φ = 35015760000.

The previous prime is 144440011307. The next prime is 144440011337. The reversal of 144440011320 is 23110044441.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54710806 + ... + 54713445.

It is an arithmetic number, because the mean of its divisors is an integer number (7386137010).

Almost surely, 2^144440011320 is an apocalyptic number.

144440011320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144440011320 is an abundant number, since it is smaller than the sum of its proper divisors (328272757320).

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

144440011320 is a wasteful number, since it uses less digits than its factorization.

144440011320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109424276 (or 109424272 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 144440011320 its reverse (23110044441), we get a palindrome (167550055761).

The spelling of 144440011320 in words is "one hundred forty-four billion, four hundred forty million, eleven thousand, three hundred twenty".