452650457081 has 2 divisors, whose sum is σ = 452650457082. Its totient is φ = 452650457080.

The previous prime is 452650457023. The next prime is 452650457087. The reversal of 452650457081 is 180754056254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 441140385856 + 11510071225 = 664184^2 + 107285^2 .

It is a cyclic number.

It is not a de Polignac number, because 452650457081 - 2²² = 452646262777 is a prime.

It is a super-2 number, since 2×452650457081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (452650457087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226325228540 + 226325228541.

It is an arithmetic number, because the mean of its divisors is an integer number (226325228541).

Almost surely, 2^452650457081 is an apocalyptic number.

It is an amenable number.

452650457081 is a deficient number, since it is larger than the sum of its proper divisors (1).

452650457081 is an equidigital number, since it uses as much as digits as its factorization.

452650457081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344000, while the sum is 47.

The spelling of 452650457081 in words is "four hundred fifty-two billion, six hundred fifty million, four hundred fifty-seven thousand, eighty-one".