10990716749 has 2 divisors, whose sum is σ = 10990716750. Its totient is φ = 10990716748.

The previous prime is 10990716703. The next prime is 10990716799. The reversal of 10990716749 is 94761709901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9117385225 + 1873331524 = 95485^2 + 43282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10990716749 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10990716749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10990716799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5495358374 + 5495358375.

It is an arithmetic number, because the mean of its divisors is an integer number (5495358375).

Almost surely, 2^10990716749 is an apocalyptic number.

It is an amenable number.

10990716749 is a deficient number, since it is larger than the sum of its proper divisors (1).

10990716749 is an equidigital number, since it uses as much as digits as its factorization.

10990716749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 857304, while the sum is 53.

The spelling of 10990716749 in words is "ten billion, nine hundred ninety million, seven hundred sixteen thousand, seven hundred forty-nine".