6990358132 has 6 divisors (see below), whose sum is σ = 12233126738. Its totient is φ = 3495179064.

The previous prime is 6990358127. The next prime is 6990358171. The reversal of 6990358132 is 2318530996.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6989628816 + 729316 = 83604^2 + 854^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 873794763 + ... + 873794770.

Almost surely, 2^6990358132 is an apocalyptic number.

It is an amenable number.

6990358132 is a deficient number, since it is larger than the sum of its proper divisors (5242768606).

6990358132 is a wasteful number, since it uses less digits than its factorization.

6990358132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747589537 (or 1747589535 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 6990358132 is about 83608.3616153313. The cubic root of 6990358132 is about 1912.0524825408.

The spelling of 6990358132 in words is "six billion, nine hundred ninety million, three hundred fifty-eight thousand, one hundred thirty-two".