6990663465382 has 8 divisors (see below), whose sum is σ = 10486338766200. Its totient is φ = 3495217209984.

The previous prime is 6990663465367. The next prime is 6990663465391. The reversal of 6990663465382 is 2835643660996.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6990663465382² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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, 57185032 + ... + 57307147.

It is an arithmetic number, because the mean of its divisors is an integer number (1310792345775).

Almost surely, 2^{6990663465382} is an apocalyptic number.

6990663465382 is a deficient number, since it is larger than the sum of its proper divisors (3495675300818).

6990663465382 is a wasteful number, since it uses less digits than its factorization.

6990663465382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114522710.

The product of its (nonzero) digits is 302330880, while the sum is 67.

The spelling of 6990663465382 in words is "six trillion, nine hundred ninety billion, six hundred sixty-three million, four hundred sixty-five thousand, three hundred eighty-two".