48040178689 has 2 divisors, whose sum is σ = 48040178690. Its totient is φ = 48040178688.

The previous prime is 48040178663. The next prime is 48040178701. The reversal of 48040178689 is 98687104084.

It is a happy number.

48040178689 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 can be written as a sum of positive squares in only one way, i.e., 46457491600 + 1582687089 = 215540^2 + 39783^2 .

It is a cyclic number.

It is not a de Polignac number, because 48040178689 - 2⁵ = 48040178657 is a prime.

It is not a weakly prime, because it can be changed into another prime (48040178789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24020089344 + 24020089345.

It is an arithmetic number, because the mean of its divisors is an integer number (24020089345).

Almost surely, 2^48040178689 is an apocalyptic number.

It is an amenable number.

48040178689 is a deficient number, since it is larger than the sum of its proper divisors (1).

48040178689 is an equidigital number, since it uses as much as digits as its factorization.

48040178689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3096576, while the sum is 55.

The spelling of 48040178689 in words is "forty-eight billion, forty million, one hundred seventy-eight thousand, six hundred eighty-nine".