3447171486172 has 24 divisors (see below), whose sum is σ = 6041646374400. Its totient is φ = 1720988678640.

The previous prime is 3447171486139. The next prime is 3447171486173. The reversal of 3447171486172 is 2716841717443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3447171486173) 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, 7181973 + ... + 7646899.

It is an arithmetic number, because the mean of its divisors is an integer number (251735265600).

Almost surely, 2^{3447171486172} is an apocalyptic number.

It is an amenable number.

3447171486172 is a deficient number, since it is larger than the sum of its proper divisors (2594474888228).

3447171486172 is a wasteful number, since it uses less digits than its factorization.

3447171486172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467721 (or 467719 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 55.

The spelling of 3447171486172 in words is "three trillion, four hundred forty-seven billion, one hundred seventy-one million, four hundred eighty-six thousand, one hundred seventy-two".