47642227723 has 2 divisors, whose sum is σ = 47642227724. Its totient is φ = 47642227722.

The previous prime is 47642227697. The next prime is 47642227727. The reversal of 47642227723 is 32772224674.

47642227723 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 a de Polignac number, because none of the positive numbers 2^k-47642227723 is a prime.

It is not a weakly prime, because it can be changed into another prime (47642227727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23821113861 + 23821113862.

It is an arithmetic number, because the mean of its divisors is an integer number (23821113862).

Almost surely, 2^47642227723 is an apocalyptic number.

47642227723 is a deficient number, since it is larger than the sum of its proper divisors (1).

47642227723 is an equidigital number, since it uses as much as digits as its factorization.

47642227723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1580544, while the sum is 46.

The spelling of 47642227723 in words is "forty-seven billion, six hundred forty-two million, two hundred twenty-seven thousand, seven hundred twenty-three".