6902968968394 has 32 divisors (see below), whose sum is σ = 10482487142400. Its totient is φ = 3408993976752.

The previous prime is 6902968968373. The next prime is 6902968968407. The reversal of 6902968968394 is 4938698692096.

It is a super-2 number, since 2×6902968968394² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131141509 + ... + 131194135.

It is an arithmetic number, because the mean of its divisors is an integer number (327577723200).

Almost surely, 2^{6902968968394} is an apocalyptic number.

6902968968394 is a deficient number, since it is larger than the sum of its proper divisors (3579518174006).

6902968968394 is a wasteful number, since it uses less digits than its factorization.

6902968968394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54394.

The product of its (nonzero) digits is 2176782336, while the sum is 79.

The spelling of 6902968968394 in words is "six trillion, nine hundred two billion, nine hundred sixty-eight million, nine hundred sixty-eight thousand, three hundred ninety-four".