48506971013 has 2 divisors, whose sum is σ = 48506971014. Its totient is φ = 48506971012.

The previous prime is 48506971003. The next prime is 48506971027. The reversal of 48506971013 is 31017960584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47540569444 + 966401569 = 218038^2 + 31087^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48506971013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48506971003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24253485506 + 24253485507.

It is an arithmetic number, because the mean of its divisors is an integer number (24253485507).

Almost surely, 2^48506971013 is an apocalyptic number.

It is an amenable number.

48506971013 is a deficient number, since it is larger than the sum of its proper divisors (1).

48506971013 is an equidigital number, since it uses as much as digits as its factorization.

48506971013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 48506971013 in words is "forty-eight billion, five hundred six million, nine hundred seventy-one thousand, thirteen".