5132660643 has 36 divisors (see below), whose sum is σ = 8338690360. Its totient is φ = 3038333760.

The previous prime is 5132660633. The next prime is 5132660681. The reversal of 5132660643 is 3460662315.

5132660643 is a `hidden beast` number, since 5 + 1 + 3 + 2 + 6 + 6 + 0 + 643 = 666.

It is not a de Polignac number, because 5132660643 - 2⁶ = 5132660579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5132660598 and 5132660607.

It is not an unprimeable number, because it can be changed into a prime (5132660623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7978 + ... + 101631.

Almost surely, 2^5132660643 is an apocalyptic number.

5132660643 is a deficient number, since it is larger than the sum of its proper divisors (3206029717).

5132660643 is a wasteful number, since it uses less digits than its factorization.

5132660643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109680 (or 109666 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 5132660643 is about 71642.5895888751. The cubic root of 5132660643 is about 1724.9672351685.

The spelling of 5132660643 in words is "five billion, one hundred thirty-two million, six hundred sixty thousand, six hundred forty-three".