5647862872 has 8 divisors (see below), whose sum is σ = 10589742900. Its totient is φ = 2823931432.

The previous prime is 5647862863. The next prime is 5647862929. The reversal of 5647862872 is 2782687465.

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

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352991422 + ... + 352991437.

Almost surely, 2^5647862872 is an apocalyptic number.

It is an amenable number.

5647862872 is a deficient number, since it is larger than the sum of its proper divisors (4941880028).

5647862872 is a wasteful number, since it uses less digits than its factorization.

5647862872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705982865 (or 705982861 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 55.

The square root of 5647862872 is about 75152.2645833111. The cubic root of 5647862872 is about 1780.8529001869.

The spelling of 5647862872 in words is "five billion, six hundred forty-seven million, eight hundred sixty-two thousand, eight hundred seventy-two".