206452131611 has 16 divisors (see below), whose sum is σ = 234787562496. Its totient is φ = 179831100000.

The previous prime is 206452131547. The next prime is 206452131637. The reversal of 206452131611 is 116131254602.

It is a cyclic number.

It is not a de Polignac number, because 206452131611 - 2⁶ = 206452131547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206452131671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2962745 + ... + 3031626.

It is an arithmetic number, because the mean of its divisors is an integer number (14674222656).

Almost surely, 2^206452131611 is an apocalyptic number.

206452131611 is a deficient number, since it is larger than the sum of its proper divisors (28335430885).

206452131611 is a wasteful number, since it uses less digits than its factorization.

206452131611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5994514.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 206452131611 in words is "two hundred six billion, four hundred fifty-two million, one hundred thirty-one thousand, six hundred eleven".