5662747986997 has 2 divisors, whose sum is σ = 5662747986998. Its totient is φ = 5662747986996.

The previous prime is 5662747986941. The next prime is 5662747987021. The reversal of 5662747986997 is 7996897472665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3107484993636 + 2555262993361 = 1762806^2 + 1598519^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5662747986997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5662747186997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2831373993498 + 2831373993499.

It is an arithmetic number, because the mean of its divisors is an integer number (2831373993499).

Almost surely, 2^{5662747986997} is an apocalyptic number.

It is an amenable number.

5662747986997 is a deficient number, since it is larger than the sum of its proper divisors (1).

5662747986997 is an equidigital number, since it uses as much as digits as its factorization.

5662747986997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17283248640, while the sum is 85.

The spelling of 5662747986997 in words is "five trillion, six hundred sixty-two billion, seven hundred forty-seven million, nine hundred eighty-six thousand, nine hundred ninety-seven".