2802628293649 has 2 divisors, whose sum is σ = 2802628293650. Its totient is φ = 2802628293648.

The previous prime is 2802628293571. The next prime is 2802628293667. The reversal of 2802628293649 is 9463928262082.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1758209700625 + 1044418593024 = 1325975^2 + 1021968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2802628293649 is a prime.

It is not a weakly prime, because it can be changed into another prime (2802628293749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401314146824 + 1401314146825.

It is an arithmetic number, because the mean of its divisors is an integer number (1401314146825).

Almost surely, 2^{2802628293649} is an apocalyptic number.

It is an amenable number.

2802628293649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2802628293649 is an equidigital number, since it uses as much as digits as its factorization.

2802628293649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35831808, while the sum is 61.

The spelling of 2802628293649 in words is "two trillion, eight hundred two billion, six hundred twenty-eight million, two hundred ninety-three thousand, six hundred forty-nine".