48581779 has 2 divisors, whose sum is σ = 48581780. Its totient is φ = 48581778.

The previous prime is 48581749. The next prime is 48581783. The reversal of 48581779 is 97718584.

48581779 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 is a cyclic number.

It is not a de Polignac number, because 48581779 - 2¹³ = 48573587 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (48581749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24290889 + 24290890.

It is an arithmetic number, because the mean of its divisors is an integer number (24290890).

Almost surely, 2^48581779 is an apocalyptic number.

48581779 is a deficient number, since it is larger than the sum of its proper divisors (1).

48581779 is an equidigital number, since it uses as much as digits as its factorization.

48581779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 49.

The square root of 48581779 is about 6970.0630556689. The cubic root of 48581779 is about 364.8865075305.

The spelling of 48581779 in words is "forty-eight million, five hundred eighty-one thousand, seven hundred seventy-nine".