472772161647271 has 4 divisors (see below), whose sum is σ = 473175895347544. Its totient is φ = 472368427947000.

The previous prime is 472772161647211. The next prime is 472772161647281. The reversal of 472772161647271 is 172746161277274.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 472772161647271 - 2³⁹ = 472222405833383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472772161647211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201866848380 + ... + 201866850721.

It is an arithmetic number, because the mean of its divisors is an integer number (118293973836886).

Almost surely, 2^{472772161647271} is an apocalyptic number.

472772161647271 is a deficient number, since it is larger than the sum of its proper divisors (403733700273).

472772161647271 is a wasteful number, since it uses less digits than its factorization.

472772161647271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403733700272.

The product of its digits is 77446656, while the sum is 64.

The spelling of 472772161647271 in words is "four hundred seventy-two trillion, seven hundred seventy-two billion, one hundred sixty-one million, six hundred forty-seven thousand, two hundred seventy-one".