145344403012 has 6 divisors (see below), whose sum is σ = 254352705278. Its totient is φ = 72672201504.

The previous prime is 145344402977. The next prime is 145344403063. The reversal of 145344403012 is 210304443541.

It can be written as a sum of positive squares in only one way, i.e., 110612117056 + 34732285956 = 332584^2 + 186366^2 .

It is a super-2 number, since 2×145344403012² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18168050373 + ... + 18168050380.

Almost surely, 2^145344403012 is an apocalyptic number.

It is an amenable number.

145344403012 is a deficient number, since it is larger than the sum of its proper divisors (109008302266).

145344403012 is a wasteful number, since it uses less digits than its factorization.

145344403012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36336100757 (or 36336100755 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 145344403012 its reverse (210304443541), we get a palindrome (355648846553).

The spelling of 145344403012 in words is "one hundred forty-five billion, three hundred forty-four million, four hundred three thousand, twelve".