52416454081 has 2 divisors, whose sum is σ = 52416454082. Its totient is φ = 52416454080.

The previous prime is 52416454073. The next prime is 52416454157. The reversal of 52416454081 is 18045461425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38629937025 + 13786517056 = 196545^2 + 117416^2 .

It is a cyclic number.

It is not a de Polignac number, because 52416454081 - 2³ = 52416454073 is a prime.

It is a super-2 number, since 2×52416454081² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52416454001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26208227040 + 26208227041.

It is an arithmetic number, because the mean of its divisors is an integer number (26208227041).

Almost surely, 2^52416454081 is an apocalyptic number.

It is an amenable number.

52416454081 is a deficient number, since it is larger than the sum of its proper divisors (1).

52416454081 is an equidigital number, since it uses as much as digits as its factorization.

52416454081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153600, while the sum is 40.

The spelling of 52416454081 in words is "fifty-two billion, four hundred sixteen million, four hundred fifty-four thousand, eighty-one".