44145403203 has 48 divisors (see below), whose sum is σ = 65231712000. Its totient is φ = 26535009600.

The previous prime is 44145403151. The next prime is 44145403249. The reversal of 44145403203 is 30230454144.

It is not a de Polignac number, because 44145403203 - 2⁸ = 44145402947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44145403103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28099408 + ... + 28100978.

It is an arithmetic number, because the mean of its divisors is an integer number (1358994000).

Almost surely, 2^44145403203 is an apocalyptic number.

44145403203 is a deficient number, since it is larger than the sum of its proper divisors (21086308797).

44145403203 is a wasteful number, since it uses less digits than its factorization.

44145403203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184 (or 2173 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 44145403203 its reverse (30230454144), we get a palindrome (74375857347).

The spelling of 44145403203 in words is "forty-four billion, one hundred forty-five million, four hundred three thousand, two hundred three".