325106361787 has 4 divisors (see below), whose sum is σ = 325293960960. Its totient is φ = 324918762616.

The previous prime is 325106361763. The next prime is 325106361803. The reversal of 325106361787 is 787163601523.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325106361787 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 325106361787.

It is not an unprimeable number, because it can be changed into a prime (325106661787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93796987 + ... + 93800452.

It is an arithmetic number, because the mean of its divisors is an integer number (81323490240).

Almost surely, 2^325106361787 is an apocalyptic number.

325106361787 is a deficient number, since it is larger than the sum of its proper divisors (187599173).

325106361787 is a wasteful number, since it uses less digits than its factorization.

325106361787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187599172.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 325106361787 in words is "three hundred twenty-five billion, one hundred six million, three hundred sixty-one thousand, seven hundred eighty-seven".