71671313270 has 16 divisors (see below), whose sum is σ = 129028919328. Its totient is φ = 28663957440.

The previous prime is 71671313177. The next prime is 71671313291. The reversal of 71671313270 is 7231317617.

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, 504719 + ... + 630938.

It is an arithmetic number, because the mean of its divisors is an integer number (8064307458).

Almost surely, 2^71671313270 is an apocalyptic number.

71671313270 is a deficient number, since it is larger than the sum of its proper divisors (57357606058).

71671313270 is a wasteful number, since it uses less digits than its factorization.

71671313270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141975.

The product of its (nonzero) digits is 37044, while the sum is 38.

The spelling of 71671313270 in words is "seventy-one billion, six hundred seventy-one million, three hundred thirteen thousand, two hundred seventy".