48731330513 has 2 divisors, whose sum is σ = 48731330514. Its totient is φ = 48731330512.

The previous prime is 48731330509. The next prime is 48731330573. The reversal of 48731330513 is 31503313784.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26042536129 + 22688794384 = 161377^2 + 150628^2 .

It is a cyclic number.

It is not a de Polignac number, because 48731330513 - 2² = 48731330509 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (48731330573) 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, 24365665256 + 24365665257.

It is an arithmetic number, because the mean of its divisors is an integer number (24365665257).

Almost surely, 2^48731330513 is an apocalyptic number.

It is an amenable number.

48731330513 is a deficient number, since it is larger than the sum of its proper divisors (1).

48731330513 is an equidigital number, since it uses as much as digits as its factorization.

48731330513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 48731330513 in words is "forty-eight billion, seven hundred thirty-one million, three hundred thirty thousand, five hundred thirteen".