2225366054545 has 16 divisors (see below), whose sum is σ = 2734922513232. Its totient is φ = 1737652101120.

The previous prime is 2225366054543. The next prime is 2225366054581. The reversal of 2225366054545 is 5454506635222.

It can be written as a sum of positive squares in 8 ways, for example, as 14770999296 + 2210595055249 = 121536^2 + 1486807^2 .

It is not a de Polignac number, because 2225366054545 - 2¹ = 2225366054543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2225366054543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21704316 + ... + 21806605.

It is an arithmetic number, because the mean of its divisors is an integer number (170932657077).

Almost surely, 2^{2225366054545} is an apocalyptic number.

It is an amenable number.

2225366054545 is a deficient number, since it is larger than the sum of its proper divisors (509556458687).

2225366054545 is a wasteful number, since it uses less digits than its factorization.

2225366054545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43511172.

The product of its (nonzero) digits is 8640000, while the sum is 49.

The spelling of 2225366054545 in words is "two trillion, two hundred twenty-five billion, three hundred sixty-six million, fifty-four thousand, five hundred forty-five".