6646062046 has 8 divisors (see below), whose sum is σ = 10735946424. Its totient is φ = 3067413240.

The previous prime is 6646062043. The next prime is 6646062047. The reversal of 6646062046 is 6402606466.

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

It is a super-2 number, since 2×6646062046² = 88340281438563412232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6646062043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127808860 + ... + 127808911.

It is an arithmetic number, because the mean of its divisors is an integer number (1341993303).

Almost surely, 2^6646062046 is an apocalyptic number.

6646062046 is a deficient number, since it is larger than the sum of its proper divisors (4089884378).

6646062046 is a wasteful number, since it uses less digits than its factorization.

6646062046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255617786.

The product of its (nonzero) digits is 248832, while the sum is 40.

The square root of 6646062046 is about 81523.3834307679. The cubic root of 6646062046 is about 1880.1310876981.

The spelling of 6646062046 in words is "six billion, six hundred forty-six million, sixty-two thousand, forty-six".