325701726817 has 8 divisors (see below), whose sum is σ = 329299275816. Its totient is φ = 322109071872.

The previous prime is 325701726811. The next prime is 325701726821. The reversal of 325701726817 is 718627107523.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 241789541841 + 83912184976 = 491721^2 + 289676^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 325701726817 - 2¹¹ = 325701724769 is a prime.

It is a super-2 number, since 2×325701726817² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325701726811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089598 + ... + 1355959.

It is an arithmetic number, because the mean of its divisors is an integer number (41162409477).

Almost surely, 2^325701726817 is an apocalyptic number.

It is an amenable number.

325701726817 is a deficient number, since it is larger than the sum of its proper divisors (3597548999).

325701726817 is a wasteful number, since it uses less digits than its factorization.

325701726817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447027.

The product of its (nonzero) digits is 987840, while the sum is 49.

The spelling of 325701726817 in words is "three hundred twenty-five billion, seven hundred one million, seven hundred twenty-six thousand, eight hundred seventeen".