47225249837 has 2 divisors, whose sum is σ = 47225249838. Its totient is φ = 47225249836.

The previous prime is 47225249791. The next prime is 47225249843. The reversal of 47225249837 is 73894252274.

47225249837 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 can be written as a sum of positive squares in only one way, i.e., 27987282436 + 19237967401 = 167294^2 + 138701^2 .

It is a cyclic number.

It is not a de Polignac number, because 47225249837 - 2¹⁶ = 47225184301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47225249237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23612624918 + 23612624919.

It is an arithmetic number, because the mean of its divisors is an integer number (23612624919).

Almost surely, 2^47225249837 is an apocalyptic number.

It is an amenable number.

47225249837 is a deficient number, since it is larger than the sum of its proper divisors (1).

47225249837 is an equidigital number, since it uses as much as digits as its factorization.

47225249837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6773760, while the sum is 53.

The spelling of 47225249837 in words is "forty-seven billion, two hundred twenty-five million, two hundred forty-nine thousand, eight hundred thirty-seven".