2221057898055 has 48 divisors (see below), whose sum is σ = 3945987523296. Its totient is φ = 1155011466240.

The previous prime is 2221057898041. The next prime is 2221057898089. The reversal of 2221057898055 is 5508987501222.

2221057898055 is a `hidden beast` number, since 2 + 2 + 2 + 10 + 578 + 9 + 8 + 0 + 55 = 666.

It is not a de Polignac number, because 2221057898055 - 2²¹ = 2221055800903 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221057897992 and 2221057898010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2890924 + ... + 3577646.

It is an arithmetic number, because the mean of its divisors is an integer number (82208073402).

Almost surely, 2^{2221057898055} is an apocalyptic number.

2221057898055 is a deficient number, since it is larger than the sum of its proper divisors (1724929625241).

2221057898055 is a wasteful number, since it uses less digits than its factorization.

2221057898055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688528 (or 688525 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 54.

The spelling of 2221057898055 in words is "two trillion, two hundred twenty-one billion, fifty-seven million, eight hundred ninety-eight thousand, fifty-five".