145253221314425 has 48 divisors (see below), whose sum is σ = 207304873603200. Its totient is φ = 98896116426240.

The previous prime is 145253221314413. The next prime is 145253221314469. The reversal of 145253221314425 is 524413122352541.

145253221314425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145253221314425 - 2⁶ = 145253221314361 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67597634 + ... + 69713316.

It is an arithmetic number, because the mean of its divisors is an integer number (4318851533400).

Almost surely, 2^{145253221314425} is an apocalyptic number.

It is an amenable number.

145253221314425 is a deficient number, since it is larger than the sum of its proper divisors (62051652288775).

145253221314425 is a wasteful number, since it uses less digits than its factorization.

145253221314425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118482 (or 2118477 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 44.

Adding to 145253221314425 its reverse (524413122352541), we get a palindrome (669666343666966).

The spelling of 145253221314425 in words is "one hundred forty-five trillion, two hundred fifty-three billion, two hundred twenty-one million, three hundred fourteen thousand, four hundred twenty-five".