3245372730681 has 4 divisors (see below), whose sum is σ = 4327163640912. Its totient is φ = 2163581820452.

The previous prime is 3245372730679. The next prime is 3245372730707. The reversal of 3245372730681 is 1860372735423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3245372730681 - 2¹ = 3245372730679 is a prime.

It is a super-2 number, since 2×3245372730681² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3245372730581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540895455111 + ... + 540895455116.

It is an arithmetic number, because the mean of its divisors is an integer number (1081790910228).

Almost surely, 2^{3245372730681} is an apocalyptic number.

It is an amenable number.

3245372730681 is a deficient number, since it is larger than the sum of its proper divisors (1081790910231).

3245372730681 is a wasteful number, since it uses less digits than its factorization.

3245372730681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081790910230.

The product of its (nonzero) digits is 5080320, while the sum is 51.

The spelling of 3245372730681 in words is "three trillion, two hundred forty-five billion, three hundred seventy-two million, seven hundred thirty thousand, six hundred eighty-one".