3488945717721 has 8 divisors (see below), whose sum is σ = 4655051825440. Its totient is φ = 2324401710912.

The previous prime is 3488945717713. The next prime is 3488945717749. The reversal of 3488945717721 is 1277175498843.

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

It is not a de Polignac number, because 3488945717721 - 2³ = 3488945717713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3488945717711) 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, 390520015 + ... + 390528948.

It is an arithmetic number, because the mean of its divisors is an integer number (581881478180).

Almost surely, 2^{3488945717721} is an apocalyptic number.

It is an amenable number.

3488945717721 is a deficient number, since it is larger than the sum of its proper divisors (1166106107719).

3488945717721 is a wasteful number, since it uses less digits than its factorization.

3488945717721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781050455.

The product of its digits is 94832640, while the sum is 66.

The spelling of 3488945717721 in words is "three trillion, four hundred eighty-eight billion, nine hundred forty-five million, seven hundred seventeen thousand, seven hundred twenty-one".