48053071921 has 2 divisors, whose sum is σ = 48053071922. Its totient is φ = 48053071920.

The previous prime is 48053071909. The next prime is 48053071991. The reversal of 48053071921 is 12917035084.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47987283600 + 65788321 = 219060^2 + 8111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48053071921 is a prime.

It is not a weakly prime, because it can be changed into another prime (48053071991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24026535960 + 24026535961.

It is an arithmetic number, because the mean of its divisors is an integer number (24026535961).

Almost surely, 2^48053071921 is an apocalyptic number.

It is an amenable number.

48053071921 is a deficient number, since it is larger than the sum of its proper divisors (1).

48053071921 is an equidigital number, since it uses as much as digits as its factorization.

48053071921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 48053071921 in words is "forty-eight billion, fifty-three million, seventy-one thousand, nine hundred twenty-one".