8574734745361 has 2 divisors, whose sum is σ = 8574734745362. Its totient is φ = 8574734745360.

The previous prime is 8574734745337. The next prime is 8574734745383. The reversal of 8574734745361 is 1635474374758.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6939773579025 + 1634961166336 = 2634345^2 + 1278656^2 .

It is a cyclic number.

It is not a de Polignac number, because 8574734745361 - 2¹³ = 8574734737169 is a prime.

It is a super-2 number, since 2×8574734745361² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8574734745293 and 8574734745302.

It is not a weakly prime, because it can be changed into another prime (8574734745301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4287367372680 + 4287367372681.

It is an arithmetic number, because the mean of its divisors is an integer number (4287367372681).

Almost surely, 2^{8574734745361} is an apocalyptic number.

It is an amenable number.

8574734745361 is a deficient number, since it is larger than the sum of its proper divisors (1).

8574734745361 is an equidigital number, since it uses as much as digits as its factorization.

8574734745361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 237081600, while the sum is 64.

The spelling of 8574734745361 in words is "eight trillion, five hundred seventy-four billion, seven hundred thirty-four million, seven hundred forty-five thousand, three hundred sixty-one".