145203124444 has 24 divisors (see below), whose sum is σ = 290781979488. Its totient is φ = 62149396800.

The previous prime is 145203124441. The next prime is 145203124463. The reversal of 145203124444 is 444421302541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145203124441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3332707 + ... + 3375994.

It is an arithmetic number, because the mean of its divisors is an integer number (12115915812).

Almost surely, 2^145203124444 is an apocalyptic number.

145203124444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

145203124444 is an abundant number, since it is smaller than the sum of its proper divisors (145578855044).

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

145203124444 is a wasteful number, since it uses less digits than its factorization.

145203124444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6709485 (or 6709483 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 145203124444 its reverse (444421302541), we get a palindrome (589624426985).

The spelling of 145203124444 in words is "one hundred forty-five billion, two hundred three million, one hundred twenty-four thousand, four hundred forty-four".