2690850744643 has 2 divisors, whose sum is σ = 2690850744644. Its totient is φ = 2690850744642.

The previous prime is 2690850744553. The next prime is 2690850744683. The reversal of 2690850744643 is 3464470580962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2690850744643 - 2³⁷ = 2553411791171 is a prime.

It is not a weakly prime, because it can be changed into another prime (2690850744683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1345425372321 + 1345425372322.

It is an arithmetic number, because the mean of its divisors is an integer number (1345425372322).

Almost surely, 2^{2690850744643} is an apocalyptic number.

2690850744643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2690850744643 is an equidigital number, since it uses as much as digits as its factorization.

2690850744643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34836480, while the sum is 58.

The spelling of 2690850744643 in words is "two trillion, six hundred ninety billion, eight hundred fifty million, seven hundred forty-four thousand, six hundred forty-three".