5678927109 has 6 divisors (see below), whose sum is σ = 8202894726. Its totient is φ = 3785951400.

The previous prime is 5678927099. The next prime is 5678927131. The reversal of 5678927109 is 9017298765.

5678927109 is a `hidden beast` number, since 567 + 8 + 9 + 2 + 71 + 0 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5457958884 + 220968225 = 73878^2 + 14865^2 .

It is not a de Polignac number, because 5678927109 - 2²⁷ = 5544709381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5678927509) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 315495942 + ... + 315495959.

It is an arithmetic number, because the mean of its divisors is an integer number (1367149121).

Almost surely, 2^5678927109 is an apocalyptic number.

It is an amenable number.

5678927109 is a deficient number, since it is larger than the sum of its proper divisors (2523967617).

5678927109 is a wasteful number, since it uses less digits than its factorization.

5678927109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630991907 (or 630991904 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 54.

The square root of 5678927109 is about 75358.6564967821. The cubic root of 5678927109 is about 1784.1119335489. Note that the first 3 decimals are identical.

The spelling of 5678927109 in words is "five billion, six hundred seventy-eight million, nine hundred twenty-seven thousand, one hundred nine".