2254552261566 has 32 divisors (see below), whose sum is σ = 4919085490176. Its totient is φ = 683188992000.

The previous prime is 2254552261561. The next prime is 2254552261567. The reversal of 2254552261566 is 6651622554522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254552261561) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6678211 + ... + 7007681.

It is an arithmetic number, because the mean of its divisors is an integer number (153721421568).

Almost surely, 2^{2254552261566} is an apocalyptic number.

2254552261566 is an abundant number, since it is smaller than the sum of its proper divisors (2664533228610).

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

2254552261566 is a wasteful number, since it uses less digits than its factorization.

2254552261566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433168.

The product of its digits is 8640000, while the sum is 51.

The spelling of 2254552261566 in words is "two trillion, two hundred fifty-four billion, five hundred fifty-two million, two hundred sixty-one thousand, five hundred sixty-six".