47878284463 has 2 divisors, whose sum is σ = 47878284464. Its totient is φ = 47878284462.

The previous prime is 47878284451. The next prime is 47878284499. The reversal of 47878284463 is 36448287874.

47878284463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47878284463 - 2²¹ = 47876187311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47878284403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23939142231 + 23939142232.

It is an arithmetic number, because the mean of its divisors is an integer number (23939142232).

Almost surely, 2^47878284463 is an apocalyptic number.

47878284463 is a deficient number, since it is larger than the sum of its proper divisors (1).

47878284463 is an equidigital number, since it uses as much as digits as its factorization.

47878284463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57802752, while the sum is 61.

The spelling of 47878284463 in words is "forty-seven billion, eight hundred seventy-eight million, two hundred eighty-four thousand, four hundred sixty-three".