145434263344 has 10 divisors (see below), whose sum is σ = 281778885260. Its totient is φ = 72717131664.

The previous prime is 145434263321. The next prime is 145434263369. The reversal of 145434263344 is 443362434541.

It is a super-2 number, since 2×145434263344² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145434263344.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4544820714 + ... + 4544820745.

It is an arithmetic number, because the mean of its divisors is an integer number (28177888526).

Almost surely, 2^145434263344 is an apocalyptic number.

It is an amenable number.

145434263344 is a deficient number, since it is larger than the sum of its proper divisors (136344621916).

145434263344 is an equidigital number, since it uses as much as digits as its factorization.

145434263344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9089641467 (or 9089641461 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 43.

Adding to 145434263344 its reverse (443362434541), we get a palindrome (588796697885).

The spelling of 145434263344 in words is "one hundred forty-five billion, four hundred thirty-four million, two hundred sixty-three thousand, three hundred forty-four".