671345002573 has 16 divisors (see below), whose sum is σ = 802855670400. Its totient is φ = 549322278336.

The previous prime is 671345002571. The next prime is 671345002577. The reversal of 671345002573 is 375200543176.

671345002573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 671345002573 - 2¹ = 671345002571 is a prime.

It is a super-2 number, since 2×671345002573² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671345002571) 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, 24439723 + ... + 24467176.

It is an arithmetic number, because the mean of its divisors is an integer number (50178479400).

Almost surely, 2^671345002573 is an apocalyptic number.

It is an amenable number.

671345002573 is a deficient number, since it is larger than the sum of its proper divisors (131510667827).

671345002573 is a wasteful number, since it uses less digits than its factorization.

671345002573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48906996.

The product of its (nonzero) digits is 529200, while the sum is 43.

The spelling of 671345002573 in words is "six hundred seventy-one billion, three hundred forty-five million, two thousand, five hundred seventy-three".