145314244444 has 48 divisors (see below), whose sum is σ = 288559430208. Its totient is φ = 63642129408.

The previous prime is 145314244433. The next prime is 145314244499. The reversal of 145314244444 is 444442413541.

It is a super-2 number, since 2×145314244444² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145314244397 and 145314244406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1197699 + ... + 1313434.

It is an arithmetic number, because the mean of its divisors is an integer number (6011654796).

Almost surely, 2^145314244444 is an apocalyptic number.

It is an amenable number.

145314244444 is a deficient number, since it is larger than the sum of its proper divisors (143245185764).

145314244444 is a wasteful number, since it uses less digits than its factorization.

145314244444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511214 (or 2511212 counting only the distinct ones).

The product of its digits is 491520, while the sum is 40.

Adding to 145314244444 its reverse (444442413541), we get a palindrome (589756657985).

The spelling of 145314244444 in words is "one hundred forty-five billion, three hundred fourteen million, two hundred forty-four thousand, four hundred forty-four".