162322065225 has 36 divisors (see below), whose sum is σ = 290890560012. Its totient is φ = 86526000000.

The previous prime is 162322065223. The next prime is 162322065247. The reversal of 162322065225 is 522560223261.

162322065225 is a `hidden beast` number, since 1 + 623 + 2 + 2 + 0 + 6 + 5 + 2 + 25 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 76878098361 + 85443966864 = 277269^2 + 292308^2 .

It is not a de Polignac number, because 162322065225 - 2¹ = 162322065223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 162322065225.

It is not an unprimeable number, because it can be changed into a prime (162322065221) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 237975 + ... + 617475.

Almost surely, 2^162322065225 is an apocalyptic number.

162322065225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162322065225 is a deficient number, since it is larger than the sum of its proper divisors (128568494787).

162322065225 is a wasteful number, since it uses less digits than its factorization.

162322065225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381418 (or 381410 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 162322065225 its reverse (522560223261), we get a palindrome (684882288486).

The spelling of 162322065225 in words is "one hundred sixty-two billion, three hundred twenty-two million, sixty-five thousand, two hundred twenty-five".