2013763833656 has 8 divisors (see below), whose sum is σ = 3775807188120. Its totient is φ = 1006881916824.

The previous prime is 2013763833619. The next prime is 2013763833671. The reversal of 2013763833656 is 6563383673102.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2013763833598 and 2013763833607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125860239596 + ... + 125860239611.

It is an arithmetic number, because the mean of its divisors is an integer number (471975898515).

Almost surely, 2^{2013763833656} is an apocalyptic number.

It is an amenable number.

2013763833656 is a deficient number, since it is larger than the sum of its proper divisors (1762043354464).

2013763833656 is a wasteful number, since it uses less digits than its factorization.

2013763833656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251720479213 (or 251720479209 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 53.

The spelling of 2013763833656 in words is "two trillion, thirteen billion, seven hundred sixty-three million, eight hundred thirty-three thousand, six hundred fifty-six".