144342020403400 has 96 divisors (see below), whose sum is σ = 337048115040000. Its totient is φ = 57486862400000.

The previous prime is 144342020403389. The next prime is 144342020403407. The reversal of 144342020403400 is 4304020243441.

It is not an unprimeable number, because it can be changed into a prime (144342020403407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1957116525 + ... + 1957190275.

It is an arithmetic number, because the mean of its divisors is an integer number (3510917865000).

Almost surely, 2^{144342020403400} is an apocalyptic number.

144342020403400 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 144342020403400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168524057520000).

144342020403400 is an abundant number, since it is smaller than the sum of its proper divisors (192706094636600).

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

144342020403400 is a wasteful number, since it uses less digits than its factorization.

144342020403400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115999 (or 115990 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 144342020403400 its reverse (4304020243441), we get a palindrome (148646040646841).

The spelling of 144342020403400 in words is "one hundred forty-four trillion, three hundred forty-two billion, twenty million, four hundred three thousand, four hundred".