325116260551 has 4 divisors (see below), whose sum is σ = 331250529672. Its totient is φ = 318981991432.

The previous prime is 325116260549. The next prime is 325116260561. The reversal of 325116260551 is 155062611523.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 155062611523 = 9007 ⋅17215789.

It is a cyclic number.

It is not a de Polignac number, because 325116260551 - 2¹ = 325116260549 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 325116260551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325116260561) 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 3 ways as a sum of consecutive naturals, for example, 3067134481 + ... + 3067134586.

It is an arithmetic number, because the mean of its divisors is an integer number (82812632418).

Almost surely, 2^325116260551 is an apocalyptic number.

325116260551 is a deficient number, since it is larger than the sum of its proper divisors (6134269121).

325116260551 is an equidigital number, since it uses as much as digits as its factorization.

325116260551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6134269120.

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 325116260551 in words is "three hundred twenty-five billion, one hundred sixteen million, two hundred sixty thousand, five hundred fifty-one".