671717121744070 has 16 divisors (see below), whose sum is σ = 1209091615585488. Its totient is φ = 268686671709600.

The previous prime is 671717121744037. The next prime is 671717121744101. The reversal of 671717121744070 is 70447121717176.

671717121744070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5595381 + ... + 37077520.

It is an arithmetic number, because the mean of its divisors is an integer number (75568225974093).

Almost surely, 2^{671717121744070} is an apocalyptic number.

671717121744070 is a deficient number, since it is larger than the sum of its proper divisors (537374493841418).

671717121744070 is a wasteful number, since it uses less digits than its factorization.

671717121744070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44247015.

The product of its (nonzero) digits is 3226944, while the sum is 55.

The spelling of 671717121744070 in words is "six hundred seventy-one trillion, seven hundred seventeen billion, one hundred twenty-one million, seven hundred forty-four thousand, seventy".