220054545054 has 12 divisors (see below), whose sum is σ = 476784847656. Its totient is φ = 73351515012.

The previous prime is 220054545049. The next prime is 220054545157. The reversal of 220054545054 is 450545450022.

220054545054 is a `hidden beast` number, since 2 + 20 + 0 + 545 + 45 + 0 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6112626234 + ... + 6112626269.

It is an arithmetic number, because the mean of its divisors is an integer number (39732070638).

Almost surely, 2^220054545054 is an apocalyptic number.

220054545054 is an abundant number, since it is smaller than the sum of its proper divisors (256730302602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220054545054 is a wasteful number, since it uses less digits than its factorization.

220054545054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12225252511 (or 12225252508 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 36.

Adding to 220054545054 its reverse (450545450022), we get a palindrome (670599995076).

The spelling of 220054545054 in words is "two hundred twenty billion, fifty-four million, five hundred forty-five thousand, fifty-four".