145422452337 has 64 divisors (see below), whose sum is σ = 207441561600. Its totient is φ = 90426986496.

The previous prime is 145422452333. The next prime is 145422452389. The reversal of 145422452337 is 733254224541.

It is not a de Polignac number, because 145422452337 - 2² = 145422452333 is a prime.

It is a super-2 number, since 2×145422452337² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145422452333) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 164690898 + ... + 164691780.

It is an arithmetic number, because the mean of its divisors is an integer number (3241274400).

Almost surely, 2^145422452337 is an apocalyptic number.

It is an amenable number.

145422452337 is a deficient number, since it is larger than the sum of its proper divisors (62019109263).

145422452337 is a wasteful number, since it uses less digits than its factorization.

145422452337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334.

The product of its digits is 806400, while the sum is 42.

Adding to 145422452337 its reverse (733254224541), we get a palindrome (878676676878).

The spelling of 145422452337 in words is "one hundred forty-five billion, four hundred twenty-two million, four hundred fifty-two thousand, three hundred thirty-seven".