2863939378653 has 8 divisors (see below), whose sum is σ = 4242873153600. Its totient is φ = 1909292919084.

The previous prime is 2863939378621. The next prime is 2863939378661. The reversal of 2863939378653 is 3568739393682.

2863939378653 is a `hidden beast` number, since 2 + 86 + 39 + 393 + 7 + 86 + 53 = 666.

It is not a de Polignac number, because 2863939378653 - 2⁵ = 2863939378621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2863939378673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53035914393 + ... + 53035914446.

It is an arithmetic number, because the mean of its divisors is an integer number (530359144200).

Almost surely, 2^{2863939378653} is an apocalyptic number.

It is an amenable number.

2863939378653 is a deficient number, since it is larger than the sum of its proper divisors (1378933774947).

2863939378653 is a wasteful number, since it uses less digits than its factorization.

2863939378653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106071828848 (or 106071828842 counting only the distinct ones).

The product of its digits is 1058158080, while the sum is 72.

The spelling of 2863939378653 in words is "two trillion, eight hundred sixty-three billion, nine hundred thirty-nine million, three hundred seventy-eight thousand, six hundred fifty-three".