6761279394 has 12 divisors (see below), whose sum is σ = 14649438726. Its totient is φ = 2253759792.

The previous prime is 6761279381. The next prime is 6761279407. The reversal of 6761279394 is 4939721676.

It is a happy number.

6761279394 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6761279381) and next prime (6761279407).

It can be written as a sum of positive squares in only one way, i.e., 6378098769 + 383180625 = 79863^2 + 19575^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6761279394.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 187813299 + ... + 187813334.

Almost surely, 2^6761279394 is an apocalyptic number.

6761279394 is an abundant number, since it is smaller than the sum of its proper divisors (7888159332).

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

6761279394 is a wasteful number, since it uses less digits than its factorization.

6761279394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375626641 (or 375626638 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The square root of 6761279394 is about 82226.9991791018. Note that the first 3 decimals coincide. The cubic root of 6761279394 is about 1890.9336665135.

The spelling of 6761279394 in words is "six billion, seven hundred sixty-one million, two hundred seventy-nine thousand, three hundred ninety-four".