6400163576 has 16 divisors (see below), whose sum is σ = 12006023040. Its totient is φ = 3198557440.

The previous prime is 6400163533. The next prime is 6400163593. The reversal of 6400163576 is 6753610046.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172601 + ... + 206376.

It is an arithmetic number, because the mean of its divisors is an integer number (750376440).

Almost surely, 2^6400163576 is an apocalyptic number.

It is an amenable number.

6400163576 is a deficient number, since it is larger than the sum of its proper divisors (5605859464).

6400163576 is a wasteful number, since it uses less digits than its factorization.

6400163576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381094 (or 381090 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 6400163576 is about 80001.0223434676. The cubic root of 6400163576 is about 1856.6513510715.

The spelling of 6400163576 in words is "six billion, four hundred million, one hundred sixty-three thousand, five hundred seventy-six".