145352412244 has 12 divisors (see below), whose sum is σ = 273933392404. Its totient is φ = 67085728704.

The previous prime is 145352412217. The next prime is 145352412311. The reversal of 145352412244 is 442214253541.

It can be written as a sum of positive squares in 2 ways, for example, as 53355456144 + 91996956100 = 230988^2 + 303310^2 .

It is a super-2 number, since 2×145352412244² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1397619297 + ... + 1397619400.

Almost surely, 2^145352412244 is an apocalyptic number.

It is an amenable number.

145352412244 is a deficient number, since it is larger than the sum of its proper divisors (128580980160).

145352412244 is a wasteful number, since it uses less digits than its factorization.

145352412244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795238714 (or 2795238712 counting only the distinct ones).

The product of its digits is 153600, while the sum is 37.

Adding to 145352412244 its reverse (442214253541), we get a palindrome (587566665785).

The spelling of 145352412244 in words is "one hundred forty-five billion, three hundred fifty-two million, four hundred twelve thousand, two hundred forty-four".