2643253699498 has 16 divisors (see below), whose sum is σ = 3986402793120. Its totient is φ = 1314461358000.

The previous prime is 2643253699487. The next prime is 2643253699523. The reversal of 2643253699498 is 8949963523462.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1530853 + ... + 2762248.

It is an arithmetic number, because the mean of its divisors is an integer number (249150174570).

Almost surely, 2^{2643253699498} is an apocalyptic number.

2643253699498 is a deficient number, since it is larger than the sum of its proper divisors (1343149093622).

2643253699498 is a wasteful number, since it uses less digits than its factorization.

2643253699498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294773.

The product of its digits is 604661760, while the sum is 70.

The spelling of 2643253699498 in words is "two trillion, six hundred forty-three billion, two hundred fifty-three million, six hundred ninety-nine thousand, four hundred ninety-eight".