325625384618 has 4 divisors (see below), whose sum is σ = 488438076930. Its totient is φ = 162812692308.

The previous prime is 325625384597. The next prime is 325625384719. The reversal of 325625384618 is 816483526523.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 215896834609 + 109728550009 = 464647^2 + 331253^2 .

It is a super-2 number, since 2×325625384618² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 325625384618.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81406346153 + ... + 81406346156.

Almost surely, 2^325625384618 is an apocalyptic number.

325625384618 is a deficient number, since it is larger than the sum of its proper divisors (162812692312).

325625384618 is a wasteful number, since it uses less digits than its factorization.

325625384618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162812692311.

The product of its digits is 8294400, while the sum is 53.

The spelling of 325625384618 in words is "three hundred twenty-five billion, six hundred twenty-five million, three hundred eighty-four thousand, six hundred eighteen".