671272543473 has 16 divisors (see below), whose sum is σ = 1076727889920. Its totient is φ = 363395662416.

The previous prime is 671272543441. The next prime is 671272543477. The reversal of 671272543473 is 374345272176.

671272543473 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 671272543473 - 2⁵ = 671272543441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (671272543477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 841193265 + ... + 841194062.

It is an arithmetic number, because the mean of its divisors is an integer number (67295493120).

Almost surely, 2^671272543473 is an apocalyptic number.

It is an amenable number.

671272543473 is a deficient number, since it is larger than the sum of its proper divisors (405455346447).

671272543473 is a wasteful number, since it uses less digits than its factorization.

671272543473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1682387356.

The product of its digits is 5927040, while the sum is 51.

The spelling of 671272543473 in words is "six hundred seventy-one billion, two hundred seventy-two million, five hundred forty-three thousand, four hundred seventy-three".