6912643918 has 8 divisors (see below), whose sum is σ = 10649208312. Its totient is φ = 3362907816.

The previous prime is 6912643883. The next prime is 6912643937. The reversal of 6912643918 is 8193462196.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46706980 + ... + 46707127.

It is an arithmetic number, because the mean of its divisors is an integer number (1331151039).

Almost surely, 2^6912643918 is an apocalyptic number.

6912643918 is a deficient number, since it is larger than the sum of its proper divisors (3736564394).

6912643918 is a wasteful number, since it uses less digits than its factorization.

6912643918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93414146.

The product of its digits is 559872, while the sum is 49.

The square root of 6912643918 is about 83142.3112380213. The cubic root of 6912643918 is about 1904.9404130778.

The spelling of 6912643918 in words is "six billion, nine hundred twelve million, six hundred forty-three thousand, nine hundred eighteen".