671053386158 has 16 divisors (see below), whose sum is σ = 1007469792000. Its totient is φ = 335230219896.

The previous prime is 671053386103. The next prime is 671053386167. The reversal of 671053386158 is 851683350176.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15956843 + ... + 15998841.

It is an arithmetic number, because the mean of its divisors is an integer number (62966862000).

Almost surely, 2^671053386158 is an apocalyptic number.

671053386158 is a deficient number, since it is larger than the sum of its proper divisors (336416405842).

671053386158 is a wasteful number, since it uses less digits than its factorization.

671053386158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48871.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 671053386158 in words is "six hundred seventy-one billion, fifty-three million, three hundred eighty-six thousand, one hundred fifty-eight".