671835473146 has 32 divisors (see below), whose sum is σ = 1022681088000. Its totient is φ = 330978130560.

The previous prime is 671835473129. The next prime is 671835473161. The reversal of 671835473146 is 641374538176.

671835473146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 109362951 + ... + 109369093.

It is an arithmetic number, because the mean of its divisors is an integer number (31958784000).

Almost surely, 2^671835473146 is an apocalyptic number.

671835473146 is a deficient number, since it is larger than the sum of its proper divisors (350845614854).

671835473146 is a wasteful number, since it uses less digits than its factorization.

671835473146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8974.

The product of its digits is 10160640, while the sum is 55.

The spelling of 671835473146 in words is "six hundred seventy-one billion, eight hundred thirty-five million, four hundred seventy-three thousand, one hundred forty-six".