252232563345 has 32 divisors (see below), whose sum is σ = 461272465152. Its totient is φ = 115294513152.

The previous prime is 252232563343. The next prime is 252232563383. The reversal of 252232563345 is 543365232252.

It is not a de Polignac number, because 252232563345 - 2¹ = 252232563343 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 252232563297 and 252232563306.

It is not an unprimeable number, because it can be changed into a prime (252232563343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 952429 + ... + 1188101.

It is an arithmetic number, because the mean of its divisors is an integer number (14414764536).

Almost surely, 2^252232563345 is an apocalyptic number.

It is an amenable number.

252232563345 is a deficient number, since it is larger than the sum of its proper divisors (209039901807).

252232563345 is a wasteful number, since it uses less digits than its factorization.

252232563345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245881.

The product of its digits is 1296000, while the sum is 42.

Adding to 252232563345 its reverse (543365232252), we get a palindrome (795597795597).

The spelling of 252232563345 in words is "two hundred fifty-two billion, two hundred thirty-two million, five hundred sixty-three thousand, three hundred forty-five".