6656591962 has 8 divisors (see below), whose sum is σ = 9985431456. Its totient is φ = 3328114812.

The previous prime is 6656591939. The next prime is 6656591983. The reversal of 6656591962 is 2691956566.

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

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, 38718 + ... + 121705.

It is an arithmetic number, because the mean of its divisors is an integer number (1248178932).

Almost surely, 2^6656591962 is an apocalyptic number.

6656591962 is a deficient number, since it is larger than the sum of its proper divisors (3328839494).

6656591962 is a wasteful number, since it uses less digits than its factorization.

6656591962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181172.

The product of its digits is 5248800, while the sum is 55.

The square root of 6656591962 is about 81587.9400524367. The cubic root of 6656591962 is about 1881.1235137793.

The spelling of 6656591962 in words is "six billion, six hundred fifty-six million, five hundred ninety-one thousand, nine hundred sixty-two".