4168863256 has 8 divisors (see below), whose sum is σ = 7816618620. Its totient is φ = 2084431624.

The previous prime is 4168863211. The next prime is 4168863271. The reversal of 4168863256 is 6523688614.

It is a happy number.

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

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, 260553946 + ... + 260553961.

Almost surely, 2^4168863256 is an apocalyptic number.

It is an amenable number.

4168863256 is a deficient number, since it is larger than the sum of its proper divisors (3647755364).

4168863256 is a wasteful number, since it uses less digits than its factorization.

4168863256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521107913 (or 521107909 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 49.

The square root of 4168863256 is about 64566.7349027346. The cubic root of 4168863256 is about 1609.4316958245.

The spelling of 4168863256 in words is "four billion, one hundred sixty-eight million, eight hundred sixty-three thousand, two hundred fifty-six".