163374132325 has 12 divisors (see below), whose sum is σ = 202611250180. Its totient is φ = 130681676160.

The previous prime is 163374132319. The next prime is 163374132329. The reversal of 163374132325 is 523231473361.

163374132325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 11222647969 + 152151484356 = 105937^2 + 390066^2 .

It is not a de Polignac number, because 163374132325 - 2¹⁹ = 163373608037 is a prime.

It is a super-2 number, since 2×163374132325² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163374132329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250080 + ... + 623929.

Almost surely, 2^163374132325 is an apocalyptic number.

It is an amenable number.

163374132325 is a deficient number, since it is larger than the sum of its proper divisors (39237117855).

163374132325 is an equidigital number, since it uses as much as digits as its factorization.

163374132325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881496 (or 881491 counting only the distinct ones).

The product of its digits is 272160, while the sum is 40.

The spelling of 163374132325 in words is "one hundred sixty-three billion, three hundred seventy-four million, one hundred thirty-two thousand, three hundred twenty-five".