6656010656511 has 8 divisors (see below), whose sum is σ = 8874698623920. Its totient is φ = 4437331563392.

The previous prime is 6656010656467. The next prime is 6656010656513. The reversal of 6656010656511 is 1156560106566.

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

It is a cyclic number.

It is not a de Polignac number, because 6656010656511 - 2¹⁰ = 6656010655487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6656010656513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208266 + ... + 3654503.

It is an arithmetic number, because the mean of its divisors is an integer number (1109337327990).

Almost surely, 2^{6656010656511} is an apocalyptic number.

6656010656511 is a deficient number, since it is larger than the sum of its proper divisors (2218687967409).

6656010656511 is a wasteful number, since it uses less digits than its factorization.

6656010656511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4437145.

The product of its (nonzero) digits is 972000, while the sum is 48.

Subtracting from 6656010656511 its reverse (1156560106566), we obtain a palindrome (5499450549945).

The spelling of 6656010656511 in words is "six trillion, six hundred fifty-six billion, ten million, six hundred fifty-six thousand, five hundred eleven".