145353523255 has 4 divisors (see below), whose sum is σ = 174424227912. Its totient is φ = 116282818600.

The previous prime is 145353523241. The next prime is 145353523277. The reversal of 145353523255 is 552325353541.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-145353523255 is a prime.

It is a super-2 number, since 2×145353523255² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14535352321 + ... + 14535352330.

It is an arithmetic number, because the mean of its divisors is an integer number (43606056978).

Almost surely, 2^145353523255 is an apocalyptic number.

145353523255 is a deficient number, since it is larger than the sum of its proper divisors (29070704657).

145353523255 is an equidigital number, since it uses as much as digits as its factorization.

145353523255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29070704656.

The product of its digits is 1350000, while the sum is 43.

Adding to 145353523255 its reverse (552325353541), we get a palindrome (697678876796).

The spelling of 145353523255 in words is "one hundred forty-five billion, three hundred fifty-three million, five hundred twenty-three thousand, two hundred fifty-five".