71201164277 has 8 divisors (see below), whose sum is σ = 75563585496. Its totient is φ = 66858089472.

The previous prime is 71201164273. The next prime is 71201164289. The reversal of 71201164277 is 77246110217.

It can be written as a sum of positive squares in 4 ways, for example, as 473889361 + 70727274916 = 21769^2 + 265946^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 71201164277 - 2² = 71201164273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 71201164277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71201164273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4829018 + ... + 4843739.

It is an arithmetic number, because the mean of its divisors is an integer number (9445448187).

Almost surely, 2^71201164277 is an apocalyptic number.

It is an amenable number.

71201164277 is a deficient number, since it is larger than the sum of its proper divisors (4362421219).

71201164277 is a wasteful number, since it uses less digits than its factorization.

71201164277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9673207.

The product of its (nonzero) digits is 32928, while the sum is 38.

The spelling of 71201164277 in words is "seventy-one billion, two hundred one million, one hundred sixty-four thousand, two hundred seventy-seven".