47372928946169 has 2 divisors, whose sum is σ = 47372928946170. Its totient is φ = 47372928946168.

The previous prime is 47372928946097. The next prime is 47372928946243. The reversal of 47372928946169 is 96164982927374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47367608702569 + 5320243600 = 6882413^2 + 72940^2 .

It is a cyclic number.

It is not a de Polignac number, because 47372928946169 - 2³² = 47368633978873 is a prime.

It is a super-2 number, since 2×47372928946169² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 47372928946169.

It is not a weakly prime, because it can be changed into another prime (47372928906169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23686464473084 + 23686464473085.

It is an arithmetic number, because the mean of its divisors is an integer number (23686464473085).

Almost surely, 2^{47372928946169} is an apocalyptic number.

It is an amenable number.

47372928946169 is a deficient number, since it is larger than the sum of its proper divisors (1).

47372928946169 is an equidigital number, since it uses as much as digits as its factorization.

47372928946169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1975228416, while the sum is 77.

The spelling of 47372928946169 in words is "forty-seven trillion, three hundred seventy-two billion, nine hundred twenty-eight million, nine hundred forty-six thousand, one hundred sixty-nine".