206132442615 has 96 divisors (see below), whose sum is σ = 394862307840. Its totient is φ = 98641670400.

The previous prime is 206132442611. The next prime is 206132442641. The reversal of 206132442615 is 516244231602.

206132442615 is a `hidden beast` number, since 2 + 0 + 6 + 1 + 32 + 4 + 4 + 2 + 615 = 666.

It is not a de Polignac number, because 206132442615 - 2² = 206132442611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 206132442615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206132442611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 58708710 + ... + 58712220.

It is an arithmetic number, because the mean of its divisors is an integer number (4113149040).

Almost surely, 2^206132442615 is an apocalyptic number.

206132442615 is a deficient number, since it is larger than the sum of its proper divisors (188729865225).

206132442615 is a wasteful number, since it uses less digits than its factorization.

206132442615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5045 (or 5042 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 206132442615 in words is "two hundred six billion, one hundred thirty-two million, four hundred forty-two thousand, six hundred fifteen".