4265456305081 has 2 divisors, whose sum is σ = 4265456305082. Its totient is φ = 4265456305080.

The previous prime is 4265456305037. The next prime is 4265456305087. The reversal of 4265456305081 is 1805036545624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2412430240000 + 1853026065081 = 1553200^2 + 1361259^2 .

It is a cyclic number.

It is not a de Polignac number, because 4265456305081 - 2⁴¹ = 2066433049529 is a prime.

It is a super-2 number, since 2×4265456305081² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4265456305087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2132728152540 + 2132728152541.

It is an arithmetic number, because the mean of its divisors is an integer number (2132728152541).

Almost surely, 2^{4265456305081} is an apocalyptic number.

It is an amenable number.

4265456305081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4265456305081 is an equidigital number, since it uses as much as digits as its factorization.

4265456305081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 4265456305081 in words is "four trillion, two hundred sixty-five billion, four hundred fifty-six million, three hundred five thousand, eighty-one".