6916997970 has 32 divisors (see below), whose sum is σ = 18445328640. Its totient is φ = 1844532720.

The previous prime is 6916997963. The next prime is 6916997993. The reversal of 6916997970 is 797996196.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6916997898 and 6916997907.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12808986 + ... + 12809525.

It is an arithmetic number, because the mean of its divisors is an integer number (576416520).

Almost surely, 2^6916997970 is an apocalyptic number.

6916997970 is an abundant number, since it is smaller than the sum of its proper divisors (11528330670).

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

6916997970 is a wasteful number, since it uses less digits than its factorization.

6916997970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25618527 (or 25618521 counting only the distinct ones).

The product of its (nonzero) digits is 11573604, while the sum is 63.

The square root of 6916997970 is about 83168.4914495868. The cubic root of 6916997970 is about 1905.3402826937.

The spelling of 6916997970 in words is "six billion, nine hundred sixteen million, nine hundred ninety-seven thousand, nine hundred seventy".