6896555938 has 4 divisors (see below), whose sum is σ = 10344833910. Its totient is φ = 3448277968.

The previous prime is 6896555927. The next prime is 6896555959. The reversal of 6896555938 is 8395556986.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4403251449 + 2493304489 = 66357^2 + 49933^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6896555938.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1724138983 + ... + 1724138986.

Almost surely, 2^6896555938 is an apocalyptic number.

6896555938 is a deficient number, since it is larger than the sum of its proper divisors (3448277972).

6896555938 is a wasteful number, since it uses less digits than its factorization.

6896555938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3448277971.

The product of its digits is 69984000, while the sum is 64.

The square root of 6896555938 is about 83045.5052245454. The cubic root of 6896555938 is about 1903.4614589885.

The spelling of 6896555938 in words is "six billion, eight hundred ninety-six million, five hundred fifty-five thousand, nine hundred thirty-eight".