671497058134 has 16 divisors (see below), whose sum is σ = 1170008927136. Its totient is φ = 283066675200.

The previous prime is 671497058081. The next prime is 671497058147. The reversal of 671497058134 is 431850794176.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393147307 + ... + 393149014.

It is an arithmetic number, because the mean of its divisors is an integer number (73125557946).

Almost surely, 2^671497058134 is an apocalyptic number.

671497058134 is a deficient number, since it is larger than the sum of its proper divisors (498511869002).

671497058134 is a wasteful number, since it uses less digits than its factorization.

671497058134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786296391.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 671497058134 in words is "six hundred seventy-one billion, four hundred ninety-seven million, fifty-eight thousand, one hundred thirty-four".