241662777013666 has 4 divisors (see below), whose sum is σ = 362494165520502. Its totient is φ = 120831388506832.

The previous prime is 241662777013631. The next prime is 241662777013717. The reversal of 241662777013666 is 666310777266142.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 208098772045641 + 33564004968025 = 14425629^2 + 5793445^2 .

It is a junction number, because it is equal to n+sod(n) for n = 241662777013598 and 241662777013607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60415694253415 + ... + 60415694253418.

Almost surely, 2^{241662777013666} is an apocalyptic number.

241662777013666 is a deficient number, since it is larger than the sum of its proper divisors (120831388506836).

241662777013666 is a wasteful number, since it uses less digits than its factorization.

241662777013666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120831388506835.

The product of its (nonzero) digits is 128024064, while the sum is 64.

The spelling of 241662777013666 in words is "two hundred forty-one trillion, six hundred sixty-two billion, seven hundred seventy-seven million, thirteen thousand, six hundred sixty-six".