9494686205677 has 2 divisors, whose sum is σ = 9494686205678. Its totient is φ = 9494686205676.

The previous prime is 9494686205663. The next prime is 9494686205699. The reversal of 9494686205677 is 7765026864949.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7828389901476 + 1666296304201 = 2797926^2 + 1290851^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9494686205677 is a prime.

It is a super-2 number, since 2×9494686205677² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9494686205657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4747343102838 + 4747343102839.

It is an arithmetic number, because the mean of its divisors is an integer number (4747343102839).

Almost surely, 2^{9494686205677} is an apocalyptic number.

It is an amenable number.

9494686205677 is a deficient number, since it is larger than the sum of its proper divisors (1).

9494686205677 is an equidigital number, since it uses as much as digits as its factorization.

9494686205677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1097349120, while the sum is 73.

The spelling of 9494686205677 in words is "nine trillion, four hundred ninety-four billion, six hundred eighty-six million, two hundred five thousand, six hundred seventy-seven".