145012403244 has 48 divisors (see below), whose sum is σ = 346665062016. Its totient is φ = 47151696000.

The previous prime is 145012403219. The next prime is 145012403251. The reversal of 145012403244 is 442304210541.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4266919 + ... + 4300769.

It is an arithmetic number, because the mean of its divisors is an integer number (7222188792).

Almost surely, 2^145012403244 is an apocalyptic number.

It is an amenable number.

145012403244 is an abundant number, since it is smaller than the sum of its proper divisors (201652658772).

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

145012403244 is a wasteful number, since it uses less digits than its factorization.

145012403244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42606 (or 42604 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 145012403244 its reverse (442304210541), we get a palindrome (587316613785).

The spelling of 145012403244 in words is "one hundred forty-five billion, twelve million, four hundred three thousand, two hundred forty-four".