48189866447 has 2 divisors, whose sum is σ = 48189866448. Its totient is φ = 48189866446.

The previous prime is 48189866441. The next prime is 48189866453. The reversal of 48189866447 is 74466898184.

48189866447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (48189866441) and next prime (48189866453).

It is a cyclic number.

It is not a de Polignac number, because 48189866447 - 2¹² = 48189862351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48189866441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24094933223 + 24094933224.

It is an arithmetic number, because the mean of its divisors is an integer number (24094933224).

Almost surely, 2^48189866447 is an apocalyptic number.

48189866447 is a deficient number, since it is larger than the sum of its proper divisors (1).

48189866447 is an equidigital number, since it uses as much as digits as its factorization.

48189866447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 74317824, while the sum is 65.

The spelling of 48189866447 in words is "forty-eight billion, one hundred eighty-nine million, eight hundred sixty-six thousand, four hundred forty-seven".