144402023032120 has 48 divisors (see below), whose sum is σ = 377950192941240. Its totient is φ = 49509265038912.

The previous prime is 144402023032073. The next prime is 144402023032129. The reversal of 144402023032120 is 21230320204441.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144402023032129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36837248814 + ... + 36837252733.

Almost surely, 2^{144402023032120} is an apocalyptic number.

144402023032120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144402023032120 is an abundant number, since it is smaller than the sum of its proper divisors (233548169909120).

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

144402023032120 is a wasteful number, since it uses less digits than its factorization.

144402023032120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73674501572 (or 73674501561 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 144402023032120 its reverse (21230320204441), we get a palindrome (165632343236561).

The spelling of 144402023032120 in words is "one hundred forty-four trillion, four hundred two billion, twenty-three million, thirty-two thousand, one hundred twenty".