472745831665177 has 4 divisors (see below), whose sum is σ = 540280950474496. Its totient is φ = 405210712855860.

The previous prime is 472745831665169. The next prime is 472745831665189. The reversal of 472745831665177 is 771566138547274.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 472745831665177 - 2³ = 472745831665169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (472745831665477) 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, 33767559404649 + ... + 33767559404662.

It is an arithmetic number, because the mean of its divisors is an integer number (135070237618624).

Almost surely, 2^{472745831665177} is an apocalyptic number.

It is an amenable number.

472745831665177 is a deficient number, since it is larger than the sum of its proper divisors (67535118809319).

472745831665177 is an equidigital number, since it uses as much as digits as its factorization.

472745831665177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67535118809318.

The product of its digits is 1659571200, while the sum is 73.

The spelling of 472745831665177 in words is "four hundred seventy-two trillion, seven hundred forty-five billion, eight hundred thirty-one million, six hundred sixty-five thousand, one hundred seventy-seven".