6999787268 has 12 divisors (see below), whose sum is σ = 12510258432. Its totient is φ = 3425427720.

The previous prime is 6999787237. The next prime is 6999787273. The reversal of 6999787268 is 8627879996.

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, 18616268 + ... + 18616643.

It is an arithmetic number, because the mean of its divisors is an integer number (1042521536).

Almost surely, 2^6999787268 is an apocalyptic number.

It is an amenable number.

6999787268 is a deficient number, since it is larger than the sum of its proper divisors (5510471164).

6999787268 is a wasteful number, since it uses less digits than its factorization.

6999787268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37232962 (or 37232960 counting only the distinct ones).

The product of its digits is 164602368, while the sum is 71.

The square root of 6999787268 is about 83664.7313268859. The cubic root of 6999787268 is about 1912.9118044010.

The spelling of 6999787268 in words is "six billion, nine hundred ninety-nine million, seven hundred eighty-seven thousand, two hundred sixty-eight".