6656453703 has 24 divisors (see below), whose sum is σ = 9982477440. Its totient is φ = 4269631680.

The previous prime is 6656453693. The next prime is 6656453729. The reversal of 6656453703 is 3073546566.

6656453703 is a `hidden beast` number, since 66 + 56 + 4 + 537 + 0 + 3 = 666.

It is not a de Polignac number, because 6656453703 - 2²² = 6652259399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6656453803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20688 + ... + 117221.

It is an arithmetic number, because the mean of its divisors is an integer number (415936560).

Almost surely, 2^6656453703 is an apocalyptic number.

6656453703 is a deficient number, since it is larger than the sum of its proper divisors (3326023737).

6656453703 is a wasteful number, since it uses less digits than its factorization.

6656453703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138119 (or 138116 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 45.

The square root of 6656453703 is about 81587.0927475664. The cubic root of 6656453703 is about 1881.1104898947.

The spelling of 6656453703 in words is "six billion, six hundred fifty-six million, four hundred fifty-three thousand, seven hundred three".