48538720667 has 2 divisors, whose sum is σ = 48538720668. Its totient is φ = 48538720666.

The previous prime is 48538720661. The next prime is 48538720723. The reversal of 48538720667 is 76602783584.

It is an a-pointer prime, because the next prime (48538720723) can be obtained adding 48538720667 to its sum of digits (56).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48538720667 - 2¹⁰ = 48538719643 is a prime.

It is not a weakly prime, because it can be changed into another prime (48538720661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24269360333 + 24269360334.

It is an arithmetic number, because the mean of its divisors is an integer number (24269360334).

Almost surely, 2^48538720667 is an apocalyptic number.

48538720667 is a deficient number, since it is larger than the sum of its proper divisors (1).

48538720667 is an equidigital number, since it uses as much as digits as its factorization.

48538720667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 48538720667 in words is "forty-eight billion, five hundred thirty-eight million, seven hundred twenty thousand, six hundred sixty-seven".