52407413321 has 2 divisors, whose sum is σ = 52407413322. Its totient is φ = 52407413320.

The previous prime is 52407413297. The next prime is 52407413327. The reversal of 52407413321 is 12331470425.

52407413321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35132254096 + 17275159225 = 187436^2 + 131435^2 .

It is a cyclic number.

It is not a de Polignac number, because 52407413321 - 2²² = 52403219017 is a prime.

It is not a weakly prime, because it can be changed into another prime (52407413327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26203706660 + 26203706661.

It is an arithmetic number, because the mean of its divisors is an integer number (26203706661).

Almost surely, 2^52407413321 is an apocalyptic number.

It is an amenable number.

52407413321 is a deficient number, since it is larger than the sum of its proper divisors (1).

52407413321 is an equidigital number, since it uses as much as digits as its factorization.

52407413321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 52407413321 its reverse (12331470425), we get a palindrome (64738883746).

The spelling of 52407413321 in words is "fifty-two billion, four hundred seven million, four hundred thirteen thousand, three hundred twenty-one".