7595891642081 has 2 divisors, whose sum is σ = 7595891642082. Its totient is φ = 7595891642080.

The previous prime is 7595891642033. The next prime is 7595891642107. The reversal of 7595891642081 is 1802461985957.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7529585392081 + 66306250000 = 2744009^2 + 257500^2 .

It is an emirp because it is prime and its reverse (1802461985957) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7595891642081 - 2²⁶ = 7595824533217 is a prime.

It is a super-2 number, since 2×7595891642081² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7595891641999 and 7595891642017.

It is not a weakly prime, because it can be changed into another prime (7595891642281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3797945821040 + 3797945821041.

It is an arithmetic number, because the mean of its divisors is an integer number (3797945821041).

Almost surely, 2^{7595891642081} is an apocalyptic number.

It is an amenable number.

7595891642081 is a deficient number, since it is larger than the sum of its proper divisors (1).

7595891642081 is an equidigital number, since it uses as much as digits as its factorization.

7595891642081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43545600, while the sum is 65.

The spelling of 7595891642081 in words is "seven trillion, five hundred ninety-five billion, eight hundred ninety-one million, six hundred forty-two thousand, eighty-one".