242206686811 has 16 divisors (see below), whose sum is σ = 247783077216. Its totient is φ = 236668513536.

The previous prime is 242206686781. The next prime is 242206686829. The reversal of 242206686811 is 118686602242.

It is a cyclic number.

It is not a de Polignac number, because 242206686811 - 2²⁵ = 242173132379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242206686881) 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, 39489301 + ... + 39495433.

It is an arithmetic number, because the mean of its divisors is an integer number (15486442326).

Almost surely, 2^242206686811 is an apocalyptic number.

242206686811 is a deficient number, since it is larger than the sum of its proper divisors (5576390405).

242206686811 is a wasteful number, since it uses less digits than its factorization.

242206686811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9102.

The product of its (nonzero) digits is 442368, while the sum is 46.

The spelling of 242206686811 in words is "two hundred forty-two billion, two hundred six million, six hundred eighty-six thousand, eight hundred eleven".