48364538881 has 2 divisors, whose sum is σ = 48364538882. Its totient is φ = 48364538880.

The previous prime is 48364538879. The next prime is 48364538891. The reversal of 48364538881 is 18883546384.

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., 32875491856 + 15489047025 = 181316^2 + 124455^2 .

It is a cyclic number.

It is not a de Polignac number, because 48364538881 - 2¹ = 48364538879 is a prime.

It is a super-2 number, since 2×48364538881² (a number of 22 digits) contains 22 as substring.

Together with 48364538879, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (48364538891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24182269440 + 24182269441.

It is an arithmetic number, because the mean of its divisors is an integer number (24182269441).

Almost surely, 2^48364538881 is an apocalyptic number.

It is an amenable number.

48364538881 is a deficient number, since it is larger than the sum of its proper divisors (1).

48364538881 is an equidigital number, since it uses as much as digits as its factorization.

48364538881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17694720, while the sum is 58.

The spelling of 48364538881 in words is "forty-eight billion, three hundred sixty-four million, five hundred thirty-eight thousand, eight hundred eighty-one".