11655221100446 has 96 divisors (see below), whose sum is σ = 22192092975360. Its totient is φ = 4493613231360.

The previous prime is 11655221100377. The next prime is 11655221100469. The reversal of 11655221100446 is 64400112255611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72207446 + ... + 72368678.

It is an arithmetic number, because the mean of its divisors is an integer number (231167635160).

Almost surely, 2^{11655221100446} is an apocalyptic number.

11655221100446 is a deficient number, since it is larger than the sum of its proper divisors (10536871874914).

11655221100446 is a wasteful number, since it uses less digits than its factorization.

11655221100446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161710 (or 161699 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 11655221100446 in words is "eleven trillion, six hundred fifty-five billion, two hundred twenty-one million, one hundred thousand, four hundred forty-six".