47765340253 has 2 divisors, whose sum is σ = 47765340254. Its totient is φ = 47765340252.

The previous prime is 47765340239. The next prime is 47765340323. The reversal of 47765340253 is 35204356774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45125230329 + 2640109924 = 212427^2 + 51382^2 .

It is a cyclic number.

It is not a de Polignac number, because 47765340253 - 2⁵ = 47765340221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47765340053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23882670126 + 23882670127.

It is an arithmetic number, because the mean of its divisors is an integer number (23882670127).

Almost surely, 2^47765340253 is an apocalyptic number.

It is an amenable number.

47765340253 is a deficient number, since it is larger than the sum of its proper divisors (1).

47765340253 is an equidigital number, since it uses as much as digits as its factorization.

47765340253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 46.

The spelling of 47765340253 in words is "forty-seven billion, seven hundred sixty-five million, three hundred forty thousand, two hundred fifty-three".