2494635868997 has 2 divisors, whose sum is σ = 2494635868998. Its totient is φ = 2494635868996.

The previous prime is 2494635868981. The next prime is 2494635869009. The reversal of 2494635868997 is 7998685364942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1707031093156 + 787604775841 = 1306534^2 + 887471^2 .

It is a cyclic number.

It is not a de Polignac number, because 2494635868997 - 2⁴ = 2494635868981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2494635168997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247317934498 + 1247317934499.

It is an arithmetic number, because the mean of its divisors is an integer number (1247317934499).

Almost surely, 2^{2494635868997} is an apocalyptic number.

It is an amenable number.

2494635868997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2494635868997 is an equidigital number, since it uses as much as digits as its factorization.

2494635868997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5643509760, while the sum is 80.

The spelling of 2494635868997 in words is "two trillion, four hundred ninety-four billion, six hundred thirty-five million, eight hundred sixty-eight thousand, nine hundred ninety-seven".