415025200081 has 2 divisors, whose sum is σ = 415025200082. Its totient is φ = 415025200080.

The previous prime is 415025200067. The next prime is 415025200141. The reversal of 415025200081 is 180002520514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245033910081 + 169991290000 = 495009^2 + 412300^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-415025200081 is a prime.

It is a super-2 number, since 2×415025200081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (415025200981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207512600040 + 207512600041.

It is an arithmetic number, because the mean of its divisors is an integer number (207512600041).

Almost surely, 2^415025200081 is an apocalyptic number.

It is an amenable number.

415025200081 is a deficient number, since it is larger than the sum of its proper divisors (1).

415025200081 is an equidigital number, since it uses as much as digits as its factorization.

415025200081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 415025200081 its reverse (180002520514), we get a palindrome (595027720595).

The spelling of 415025200081 in words is "four hundred fifteen billion, twenty-five million, two hundred thousand, eighty-one".