3097863672721 has 4 divisors (see below), whose sum is σ = 3260909129200. Its totient is φ = 2934818216244.

The previous prime is 3097863672719. The next prime is 3097863672749. The reversal of 3097863672721 is 1272763687903.

It is a happy number.

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 3097863672721 - 2¹ = 3097863672719 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 3097863672721.

It is not an unprimeable number, because it can be changed into a prime (3097863675721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81522728211 + ... + 81522728248.

It is an arithmetic number, because the mean of its divisors is an integer number (815227282300).

Almost surely, 2^{3097863672721} is an apocalyptic number.

It is an amenable number.

3097863672721 is a deficient number, since it is larger than the sum of its proper divisors (163045456479).

3097863672721 is a wasteful number, since it uses less digits than its factorization.

3097863672721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163045456478.

The product of its (nonzero) digits is 32006016, while the sum is 61.

The spelling of 3097863672721 in words is "three trillion, ninety-seven billion, eight hundred sixty-three million, six hundred seventy-two thousand, seven hundred twenty-one".