5667694398853 has 2 divisors, whose sum is σ = 5667694398854. Its totient is φ = 5667694398852.

The previous prime is 5667694398799. The next prime is 5667694398881. The reversal of 5667694398853 is 3588934967665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2947889831364 + 2719804567489 = 1716942^2 + 1649183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5667694398853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5667694308853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833847199426 + 2833847199427.

It is an arithmetic number, because the mean of its divisors is an integer number (2833847199427).

Almost surely, 2^{5667694398853} is an apocalyptic number.

It is an amenable number.

5667694398853 is a deficient number, since it is larger than the sum of its proper divisors (1).

5667694398853 is an equidigital number, since it uses as much as digits as its factorization.

5667694398853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7054387200, while the sum is 79.

The spelling of 5667694398853 in words is "five trillion, six hundred sixty-seven billion, six hundred ninety-four million, three hundred ninety-eight thousand, eight hundred fifty-three".