48257312513 has 2 divisors, whose sum is σ = 48257312514. Its totient is φ = 48257312512.

The previous prime is 48257312443. The next prime is 48257312527. The reversal of 48257312513 is 31521375284.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32736388624 + 15520923889 = 180932^2 + 124583^2 .

It is a cyclic number.

It is not a de Polignac number, because 48257312513 - 2¹⁰ = 48257311489 is a prime.

It is not a weakly prime, because it can be changed into another prime (48257312563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24128656256 + 24128656257.

It is an arithmetic number, because the mean of its divisors is an integer number (24128656257).

Almost surely, 2^48257312513 is an apocalyptic number.

It is an amenable number.

48257312513 is a deficient number, since it is larger than the sum of its proper divisors (1).

48257312513 is an equidigital number, since it uses as much as digits as its factorization.

48257312513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 41.

Adding to 48257312513 its reverse (31521375284), we get a palindrome (79778687797).

The spelling of 48257312513 in words is "forty-eight billion, two hundred fifty-seven million, three hundred twelve thousand, five hundred thirteen".