48438586393 has 2 divisors, whose sum is σ = 48438586394. Its totient is φ = 48438586392.

The previous prime is 48438586369. The next prime is 48438586397. The reversal of 48438586393 is 39368583484.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33949168009 + 14489418384 = 184253^2 + 120372^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48438586393 is a prime.

It is not a weakly prime, because it can be changed into another prime (48438586397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24219293196 + 24219293197.

It is an arithmetic number, because the mean of its divisors is an integer number (24219293197).

Almost surely, 2^48438586393 is an apocalyptic number.

It is an amenable number.

48438586393 is a deficient number, since it is larger than the sum of its proper divisors (1).

48438586393 is an equidigital number, since it uses as much as digits as its factorization.

48438586393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 59719680, while the sum is 61.

The spelling of 48438586393 in words is "forty-eight billion, four hundred thirty-eight million, five hundred eighty-six thousand, three hundred ninety-three".