2544444444452 has 48 divisors (see below), whose sum is σ = 4692948309504. Its totient is φ = 1204713840000.

The previous prime is 2544444444431. The next prime is 2544444444473.

2544444444452 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (2544444444431) and next prime (2544444444473).

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2544444444452.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146721302 + ... + 146738642.

It is an arithmetic number, because the mean of its divisors is an integer number (97769756448).

Almost surely, 2^{2544444444452} is an apocalyptic number.

It is an amenable number.

2544444444452 is a deficient number, since it is larger than the sum of its proper divisors (2148503865052).

2544444444452 is a wasteful number, since it uses less digits than its factorization.

2544444444452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33260 (or 33258 counting only the distinct ones).

The product of its digits is 26214400, while the sum is 50.

The spelling of 2544444444452 in words is "two trillion, five hundred forty-four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred fifty-two".