11446222561655 has 32 divisors (see below), whose sum is σ = 15850926034944. Its totient is φ = 7772221766016.

The previous prime is 11446222561651. The next prime is 11446222561693. The reversal of 11446222561655 is 55616522264411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11446222561655 - 2² = 11446222561651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11446222561651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77408402 + ... + 77556128.

It is an arithmetic number, because the mean of its divisors is an integer number (495341438592).

Almost surely, 2^{11446222561655} is an apocalyptic number.

11446222561655 is a deficient number, since it is larger than the sum of its proper divisors (4404703473289).

11446222561655 is a wasteful number, since it uses less digits than its factorization.

11446222561655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169335.

The product of its digits is 3456000, while the sum is 50.

The spelling of 11446222561655 in words is "eleven trillion, four hundred forty-six billion, two hundred twenty-two million, five hundred sixty-one thousand, six hundred fifty-five".