145422552235 has 4 divisors (see below), whose sum is σ = 174507062688. Its totient is φ = 116338041784.

The previous prime is 145422552227. The next prime is 145422552259. The reversal of 145422552235 is 532255224541.

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

It is a cyclic number.

It is not a de Polignac number, because 145422552235 - 2³ = 145422552227 is a prime.

It is a super-2 number, since 2×145422552235² (a number of 23 digits) contains 22 as substring.

It is a Duffinian 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, 14542255219 + ... + 14542255228.

It is an arithmetic number, because the mean of its divisors is an integer number (43626765672).

Almost surely, 2^145422552235 is an apocalyptic number.

145422552235 is a deficient number, since it is larger than the sum of its proper divisors (29084510453).

145422552235 is an equidigital number, since it uses as much as digits as its factorization.

145422552235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29084510452.

The product of its digits is 480000, while the sum is 40.

Adding to 145422552235 its reverse (532255224541), we get a palindrome (677677776776).

The spelling of 145422552235 in words is "one hundred forty-five billion, four hundred twenty-two million, five hundred fifty-two thousand, two hundred thirty-five".