671071040770 has 32 divisors (see below), whose sum is σ = 1305474816240. Its totient is φ = 246898283520.

The previous prime is 671071040753. The next prime is 671071040807. The reversal of 671071040770 is 77040170176.

It can be written as a sum of positive squares in 8 ways, for example, as 207719912169 + 463351128601 = 455763^2 + 680699^2 .

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, 9148675 + ... + 9221734.

Almost surely, 2^671071040770 is an apocalyptic number.

671071040770 is a deficient number, since it is larger than the sum of its proper divisors (634403775470).

671071040770 is a wasteful number, since it uses less digits than its factorization.

671071040770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18370710.

The product of its (nonzero) digits is 57624, while the sum is 40.

The spelling of 671071040770 in words is "six hundred seventy-one billion, seventy-one million, forty thousand, seven hundred seventy".