2251224546543 has 16 divisors (see below), whose sum is σ = 3811597116160. Its totient is φ = 1286414026488.

The previous prime is 2251224546499. The next prime is 2251224546551. The reversal of 2251224546543 is 3456454221522.

2251224546543 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 22 + 45 + 46 + 543 = 666.

It is not a de Polignac number, because 2251224546543 - 2⁶ = 2251224546479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251224546343) 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, 5955620305 + ... + 5955620682.

It is an arithmetic number, because the mean of its divisors is an integer number (238224819760).

Almost surely, 2^{2251224546543} is an apocalyptic number.

2251224546543 is a deficient number, since it is larger than the sum of its proper divisors (1560372569617).

2251224546543 is a wasteful number, since it uses less digits than its factorization.

2251224546543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11911241003 (or 11911240997 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 45.

The spelling of 2251224546543 in words is "two trillion, two hundred fifty-one billion, two hundred twenty-four million, five hundred forty-six thousand, five hundred forty-three".