48678972787 has 2 divisors, whose sum is σ = 48678972788. Its totient is φ = 48678972786.

The previous prime is 48678972763. The next prime is 48678972821. The reversal of 48678972787 is 78727987684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48678972787 - 2⁷ = 48678972659 is a prime.

It is not a weakly prime, because it can be changed into another prime (48678972737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24339486393 + 24339486394.

It is an arithmetic number, because the mean of its divisors is an integer number (24339486394).

Almost surely, 2^48678972787 is an apocalyptic number.

48678972787 is a deficient number, since it is larger than the sum of its proper divisors (1).

48678972787 is an equidigital number, since it uses as much as digits as its factorization.

48678972787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 531062784, while the sum is 73.

The spelling of 48678972787 in words is "forty-eight billion, six hundred seventy-eight million, nine hundred seventy-two thousand, seven hundred eighty-seven".