242061856786 has 8 divisors (see below), whose sum is σ = 363098648880. Its totient is φ = 121028973828.

The previous prime is 242061856781. The next prime is 242061856793. The reversal of 242061856786 is 687658160242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (242061856781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 817236 + ... + 1073311.

It is an arithmetic number, because the mean of its divisors is an integer number (45387331110).

Almost surely, 2^242061856786 is an apocalyptic number.

242061856786 is a deficient number, since it is larger than the sum of its proper divisors (121036792094).

242061856786 is a wasteful number, since it uses less digits than its factorization.

242061856786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954568.

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 242061856786 in words is "two hundred forty-two billion, sixty-one million, eight hundred fifty-six thousand, seven hundred eighty-six".