6912378534 has 16 divisors (see below), whose sum is σ = 14637978288. Its totient is φ = 2168589312.

The previous prime is 6912378521. The next prime is 6912378563. The reversal of 6912378534 is 4358732196.

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 in 7 ways as a sum of consecutive naturals, for example, 33884107 + ... + 33884310.

It is an arithmetic number, because the mean of its divisors is an integer number (914873643).

Almost surely, 2^6912378534 is an apocalyptic number.

6912378534 is an abundant number, since it is smaller than the sum of its proper divisors (7725599754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6912378534 is a wasteful number, since it uses less digits than its factorization.

6912378534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67768439.

The product of its digits is 1088640, while the sum is 48.

The square root of 6912378534 is about 83140.7152603344. The cubic root of 6912378534 is about 1904.9160351802.

The spelling of 6912378534 in words is "six billion, nine hundred twelve million, three hundred seventy-eight thousand, five hundred thirty-four".