2163562056616 has 32 divisors (see below), whose sum is σ = 4112471039040. Its totient is φ = 1066904707968.

The previous prime is 2163562056599. The next prime is 2163562056631. The reversal of 2163562056616 is 6166502653612.

It is a self number, because there is not a number n which added to its sum of digits gives 2163562056616.

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, 12026965 + ... + 12205531.

It is an arithmetic number, because the mean of its divisors is an integer number (128514719970).

Almost surely, 2^{2163562056616} is an apocalyptic number.

It is an amenable number.

2163562056616 is a deficient number, since it is larger than the sum of its proper divisors (1948908982424).

2163562056616 is a wasteful number, since it uses less digits than its factorization.

2163562056616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199393 (or 199389 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 2163562056616 in words is "two trillion, one hundred sixty-three billion, five hundred sixty-two million, fifty-six thousand, six hundred sixteen".