3143457489172 has 48 divisors (see below), whose sum is σ = 7386025997952. Its totient is φ = 1130514180480.

The previous prime is 3143457489167. The next prime is 3143457489187. The reversal of 3143457489172 is 2719847543413.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392535643 + ... + 392543650.

It is an arithmetic number, because the mean of its divisors is an integer number (153875541624).

Almost surely, 2^{3143457489172} is an apocalyptic number.

It is an amenable number.

3143457489172 is an abundant number, since it is smaller than the sum of its proper divisors (4242568508780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3143457489172 is a wasteful number, since it uses less digits than its factorization.

3143457489172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785079328 (or 785079326 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 58.

The spelling of 3143457489172 in words is "three trillion, one hundred forty-three billion, four hundred fifty-seven million, four hundred eighty-nine thousand, one hundred seventy-two".