2220653364521 has 32 divisors (see below), whose sum is σ = 2371524480000. Its totient is φ = 2075897293120.

The previous prime is 2220653364487. The next prime is 2220653364529. The reversal of 2220653364521 is 1254633560222.

It is a de Polignac number, because none of the positive numbers 2^k-2220653364521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220653364529) 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 31 ways as a sum of consecutive naturals, for example, 123780170 + ... + 123798108.

It is an arithmetic number, because the mean of its divisors is an integer number (74110140000).

Almost surely, 2^{2220653364521} is an apocalyptic number.

It is an amenable number.

2220653364521 is a deficient number, since it is larger than the sum of its proper divisors (150871115479).

2220653364521 is a wasteful number, since it uses less digits than its factorization.

2220653364521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19117.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 2220653364521 in words is "two trillion, two hundred twenty billion, six hundred fifty-three million, three hundred sixty-four thousand, five hundred twenty-one".