6990712496653 has 2 divisors, whose sum is σ = 6990712496654. Its totient is φ = 6990712496652.

The previous prime is 6990712496527. The next prime is 6990712496671. The reversal of 6990712496653 is 3566942170996.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6076629266724 + 914083229929 = 2465082^2 + 956077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6990712496653 is a prime.

It is a super-2 number, since 2×6990712496653² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6990712496753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3495356248326 + 3495356248327.

It is an arithmetic number, because the mean of its divisors is an integer number (3495356248327).

Almost surely, 2^{6990712496653} is an apocalyptic number.

It is an amenable number.

6990712496653 is a deficient number, since it is larger than the sum of its proper divisors (1).

6990712496653 is an equidigital number, since it uses as much as digits as its factorization.

6990712496653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132269760, while the sum is 67.

The spelling of 6990712496653 in words is "six trillion, nine hundred ninety billion, seven hundred twelve million, four hundred ninety-six thousand, six hundred fifty-three".