145244144541243 has 96 divisors (see below), whose sum is σ = 221935627533312. Its totient is φ = 83786226163200.

The previous prime is 145244144541241. The next prime is 145244144541247. The reversal of 145244144541243 is 342145441442541.

It is not a de Polignac number, because 145244144541243 - 2¹ = 145244144541241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145244144541192 and 145244144541201.

It is not an unprimeable number, because it can be changed into a prime (145244144541241) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2953472871 + ... + 2953522047.

It is an arithmetic number, because the mean of its divisors is an integer number (2311829453472).

Almost surely, 2^{145244144541243} is an apocalyptic number.

145244144541243 is a deficient number, since it is larger than the sum of its proper divisors (76691482992069).

145244144541243 is a wasteful number, since it uses less digits than its factorization.

145244144541243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50065 (or 50042 counting only the distinct ones).

The product of its digits is 4915200, while the sum is 48.

Adding to 145244144541243 its reverse (342145441442541), we get a palindrome (487389585983784).

The spelling of 145244144541243 in words is "one hundred forty-five trillion, two hundred forty-four billion, one hundred forty-four million, five hundred forty-one thousand, two hundred forty-three".