6988064377923 has 6 divisors (see below), whose sum is σ = 10093870768124. Its totient is φ = 4658709585276.

The previous prime is 6988064377907. The next prime is 6988064377997. The reversal of 6988064377923 is 3297734608896.

6988064377923 is a `hidden beast` number, since 6 + 98 + 80 + 6 + 4 + 377 + 92 + 3 = 666.

It is not a de Polignac number, because 6988064377923 - 2⁴ = 6988064377907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6988064377223) 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 5 ways as a sum of consecutive naturals, for example, 388225798765 + ... + 388225798782.

Almost surely, 2^{6988064377923} is an apocalyptic number.

6988064377923 is a deficient number, since it is larger than the sum of its proper divisors (3105806390201).

6988064377923 is a wasteful number, since it uses less digits than its factorization.

6988064377923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776451597553 (or 776451597550 counting only the distinct ones).

The product of its (nonzero) digits is 658409472, while the sum is 72.

The spelling of 6988064377923 in words is "six trillion, nine hundred eighty-eight billion, sixty-four million, three hundred seventy-seven thousand, nine hundred twenty-three".