145012326322 has 4 divisors (see below), whose sum is σ = 217518489486. Its totient is φ = 72506163160.

The previous prime is 145012326317. The next prime is 145012326323. The reversal of 145012326322 is 223623210541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223623210541 = 179 ⋅1249291679.

It can be written as a sum of positive squares in only one way, i.e., 97007954521 + 48004371801 = 311461^2 + 219099^2 .

It is not an unprimeable number, because it can be changed into a prime (145012326323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36253081579 + ... + 36253081582.

Almost surely, 2^145012326322 is an apocalyptic number.

145012326322 is a deficient number, since it is larger than the sum of its proper divisors (72506163164).

145012326322 is an equidigital number, since it uses as much as digits as its factorization.

145012326322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72506163163.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 145012326322 its reverse (223623210541), we get a palindrome (368635536863).

The spelling of 145012326322 in words is "one hundred forty-five billion, twelve million, three hundred twenty-six thousand, three hundred twenty-two".