145140334448 has 20 divisors (see below), whose sum is σ = 281313134688. Its totient is φ = 72543396480.

The previous prime is 145140334441. The next prime is 145140334477. The reversal of 145140334448 is 844433041541.

145140334448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145140334441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1628408 + ... + 1715223.

Almost surely, 2^145140334448 is an apocalyptic number.

It is an amenable number.

145140334448 is a deficient number, since it is larger than the sum of its proper divisors (136172800240).

145140334448 is a wasteful number, since it uses less digits than its factorization.

145140334448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346352 (or 3346346 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 41.

Adding to 145140334448 its reverse (844433041541), we get a palindrome (989573375989).

The spelling of 145140334448 in words is "one hundred forty-five billion, one hundred forty million, three hundred thirty-four thousand, four hundred forty-eight".