2744221023144 has 64 divisors (see below), whose sum is σ = 7954263849600. Its totient is φ = 874969020288.

The previous prime is 2744221023143. The next prime is 2744221023149. The reversal of 2744221023144 is 4413201224472.

2744221023144 is a `hidden beast` number, since 2 + 74 + 422 + 1 + 0 + 23 + 144 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2744221023099 and 2744221023108.

It is not an unprimeable number, because it can be changed into a prime (2744221023143) 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, 276184749 + ... + 276194684.

It is an arithmetic number, because the mean of its divisors is an integer number (124285372650).

Almost surely, 2^{2744221023144} is an apocalyptic number.

2744221023144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2744221023144 is an abundant number, since it is smaller than the sum of its proper divisors (5210042826456).

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

2744221023144 is a wasteful number, since it uses less digits than its factorization.

2744221023144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552379471 (or 552379461 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 36.

The spelling of 2744221023144 in words is "two trillion, seven hundred forty-four billion, two hundred twenty-one million, twenty-three thousand, one hundred forty-four".