6656453704 has 8 divisors (see below), whose sum is σ = 12480850710. Its totient is φ = 3328226848.

The previous prime is 6656453693. The next prime is 6656453729. The reversal of 6656453704 is 4073546566.

It can be written as a sum of positive squares in only one way, i.e., 4664616804 + 1991836900 = 68298^2 + 44630^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 416028349 + ... + 416028364.

Almost surely, 2^6656453704 is an apocalyptic number.

It is an amenable number.

6656453704 is a deficient number, since it is larger than the sum of its proper divisors (5824397006).

6656453704 is a wasteful number, since it uses less digits than its factorization.

6656453704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832056719 (or 832056715 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 46.

The square root of 6656453704 is about 81587.0927536948. The cubic root of 6656453704 is about 1881.1104899889.

The spelling of 6656453704 in words is "six billion, six hundred fifty-six million, four hundred fifty-three thousand, seven hundred four".