47245572841 has 2 divisors, whose sum is σ = 47245572842. Its totient is φ = 47245572840.

The previous prime is 47245572833. The next prime is 47245572883. The reversal of 47245572841 is 14827554274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43511874025 + 3733698816 = 208595^2 + 61104^2 .

It is a cyclic number.

It is not a de Polignac number, because 47245572841 - 2³ = 47245572833 is a prime.

It is a super-2 number, since 2×47245572841² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47245572811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23622786420 + 23622786421.

It is an arithmetic number, because the mean of its divisors is an integer number (23622786421).

Almost surely, 2^47245572841 is an apocalyptic number.

It is an amenable number.

47245572841 is a deficient number, since it is larger than the sum of its proper divisors (1).

47245572841 is an equidigital number, since it uses as much as digits as its factorization.

47245572841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2508800, while the sum is 49.

The spelling of 47245572841 in words is "forty-seven billion, two hundred forty-five million, five hundred seventy-two thousand, eight hundred forty-one".