6311628892 has 36 divisors (see below), whose sum is σ = 11480327208. Its totient is φ = 3036040800.

The previous prime is 6311628889. The next prime is 6311628937. The reversal of 6311628892 is 2988261136.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 660267 + ... + 669757.

It is an arithmetic number, because the mean of its divisors is an integer number (318897978).

Almost surely, 2^6311628892 is an apocalyptic number.

6311628892 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

6311628892 is a deficient number, since it is larger than the sum of its proper divisors (5168698316).

6311628892 is a wasteful number, since it uses less digits than its factorization.

6311628892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9730 (or 9697 counting only the distinct ones).

The product of its digits is 248832, while the sum is 46.

The square root of 6311628892 is about 79445.7606924372. The cubic root of 6311628892 is about 1848.0504314461.

The spelling of 6311628892 in words is "six billion, three hundred eleven million, six hundred twenty-eight thousand, eight hundred ninety-two".