6656342452 has 24 divisors (see below), whose sum is σ = 12453569856. Its totient is φ = 3101981568.

The previous prime is 6656342449. The next prime is 6656342461. The reversal of 6656342452 is 2542436566.

It is a junction number, because it is equal to n+sod(n) for n = 6656342399 and 6656342408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468178 + ... + 482185.

It is an arithmetic number, because the mean of its divisors is an integer number (518898744).

Almost surely, 2^6656342452 is an apocalyptic number.

It is an amenable number.

6656342452 is a deficient number, since it is larger than the sum of its proper divisors (5797227404).

6656342452 is a wasteful number, since it uses less digits than its factorization.

6656342452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950487 (or 950485 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 43.

The square root of 6656342452 is about 81586.4109518246. The cubic root of 6656342452 is about 1881.1000100106.

The spelling of 6656342452 in words is "six billion, six hundred fifty-six million, three hundred forty-two thousand, four hundred fifty-two".