974098073828881 has 2 divisors, whose sum is σ = 974098073828882. Its totient is φ = 974098073828880.

The previous prime is 974098073828861. The next prime is 974098073828921. The reversal of 974098073828881 is 188828370890479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 768614908449025 + 205483165379856 = 27723905^2 + 14334684^2 .

It is a cyclic number.

It is not a de Polignac number, because 974098073828881 - 2¹⁷ = 974098073697809 is a prime.

It is a super-2 number, since 2×974098073828881² (a number of 31 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 974098073828795 and 974098073828804.

It is not a weakly prime, because it can be changed into another prime (974098073828801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487049036914440 + 487049036914441.

It is an arithmetic number, because the mean of its divisors is an integer number (487049036914441).

Almost surely, 2^{974098073828881} is an apocalyptic number.

It is an amenable number.

974098073828881 is a deficient number, since it is larger than the sum of its proper divisors (1).

974098073828881 is an equidigital number, since it uses as much as digits as its factorization.

974098073828881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3121348608, while the sum is 82.

The spelling of 974098073828881 in words is "nine hundred seventy-four trillion, ninety-eight billion, seventy-three million, eight hundred twenty-eight thousand, eight hundred eighty-one".