47894156963 has 2 divisors, whose sum is σ = 47894156964. Its totient is φ = 47894156962.

The previous prime is 47894156923. The next prime is 47894156971. The reversal of 47894156963 is 36965149874.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47894156963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47894156896 and 47894156905.

It is not a weakly prime, because it can be changed into another prime (47894156923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23947078481 + 23947078482.

It is an arithmetic number, because the mean of its divisors is an integer number (23947078482).

Almost surely, 2^47894156963 is an apocalyptic number.

47894156963 is a deficient number, since it is larger than the sum of its proper divisors (1).

47894156963 is an equidigital number, since it uses as much as digits as its factorization.

47894156963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39191040, while the sum is 62.

The spelling of 47894156963 in words is "forty-seven billion, eight hundred ninety-four million, one hundred fifty-six thousand, nine hundred sixty-three".