47545322831 has 2 divisors, whose sum is σ = 47545322832. Its totient is φ = 47545322830.

The previous prime is 47545322819. The next prime is 47545322837. The reversal of 47545322831 is 13822354574.

47545322831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47545322831 - 2⁶ = 47545322767 is a prime.

It is a super-2 number, since 2×47545322831² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47545322837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23772661415 + 23772661416.

It is an arithmetic number, because the mean of its divisors is an integer number (23772661416).

Almost surely, 2^47545322831 is an apocalyptic number.

47545322831 is a deficient number, since it is larger than the sum of its proper divisors (1).

47545322831 is an equidigital number, since it uses as much as digits as its factorization.

47545322831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 806400, while the sum is 44.

The spelling of 47545322831 in words is "forty-seven billion, five hundred forty-five million, three hundred twenty-two thousand, eight hundred thirty-one".