3421663768 has 32 divisors (see below), whose sum is σ = 6579738000. Its totient is φ = 1667248128.

The previous prime is 3421663757. The next prime is 3421663771. The reversal of 3421663768 is 8673661243.

3421663768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 143380 + ... + 165532.

Almost surely, 2^3421663768 is an apocalyptic number.

It is an amenable number.

3421663768 is a deficient number, since it is larger than the sum of its proper divisors (3158074232).

3421663768 is a wasteful number, since it uses less digits than its factorization.

3421663768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22651 (or 22647 counting only the distinct ones).

The product of its digits is 870912, while the sum is 46.

The square root of 3421663768 is about 58494.9892554909. The cubic root of 3421663768 is about 1506.8815322128.

The spelling of 3421663768 in words is "three billion, four hundred twenty-one million, six hundred sixty-three thousand, seven hundred sixty-eight".