48682775521 has 2 divisors, whose sum is σ = 48682775522. Its totient is φ = 48682775520.

The previous prime is 48682775489. The next prime is 48682775539. The reversal of 48682775521 is 12557728684.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30863462400 + 17819313121 = 175680^2 + 133489^2 .

It is a cyclic number.

It is not a de Polignac number, because 48682775521 - 2⁵ = 48682775489 is a prime.

It is not a weakly prime, because it can be changed into another prime (48682775221) 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, 24341387760 + 24341387761.

It is an arithmetic number, because the mean of its divisors is an integer number (24341387761).

Almost surely, 2^48682775521 is an apocalyptic number.

It is an amenable number.

48682775521 is a deficient number, since it is larger than the sum of its proper divisors (1).

48682775521 is an equidigital number, since it uses as much as digits as its factorization.

48682775521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7526400, while the sum is 55.

The spelling of 48682775521 in words is "forty-eight billion, six hundred eighty-two million, seven hundred seventy-five thousand, five hundred twenty-one".