4168163604856 has 8 divisors (see below), whose sum is σ = 7815306759120. Its totient is φ = 2084081802424.

The previous prime is 4168163604791. The next prime is 4168163604881. The reversal of 4168163604856 is 6584063618614.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4168163604856.

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, 260510225296 + ... + 260510225311.

It is an arithmetic number, because the mean of its divisors is an integer number (976913344890).

Almost surely, 2^{4168163604856} is an apocalyptic number.

It is an amenable number.

4168163604856 is a deficient number, since it is larger than the sum of its proper divisors (3647143154264).

4168163604856 is a wasteful number, since it uses less digits than its factorization.

4168163604856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521020450613 (or 521020450609 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 58.

The spelling of 4168163604856 in words is "four trillion, one hundred sixty-eight billion, one hundred sixty-three million, six hundred four thousand, eight hundred fifty-six".