6940859418 has 48 divisors (see below), whose sum is σ = 15278530176. Its totient is φ = 2276838720.

The previous prime is 6940859417. The next prime is 6940859423. The reversal of 6940859418 is 8149580496.

6940859418 is a `hidden beast` number, since 6 + 9 + 40 + 8 + 594 + 1 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (6940859417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 607983 + ... + 619293.

It is an arithmetic number, because the mean of its divisors is an integer number (318302712).

Almost surely, 2^6940859418 is an apocalyptic number.

6940859418 is an abundant number, since it is smaller than the sum of its proper divisors (8337670758).

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

6940859418 is a wasteful number, since it uses less digits than its factorization.

6940859418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11859 (or 11856 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The square root of 6940859418 is about 83311.8203978283. The cubic root of 6940859418 is about 1907.5287079441.

The spelling of 6940859418 in words is "six billion, nine hundred forty million, eight hundred fifty-nine thousand, four hundred eighteen".