2944294745472 has 128 divisors (see below), whose sum is σ = 8699306803200. Its totient is φ = 980353221120.

The previous prime is 2944294745471. The next prime is 2944294745519. The reversal of 2944294745472 is 2745474924492.

2944294745472 is a `hidden beast` number, since 2 + 9 + 4 + 4 + 2 + 94 + 74 + 5 + 472 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2944294745471) 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, 2680833 + ... + 3615999.

It is an arithmetic number, because the mean of its divisors is an integer number (67963334400).

Almost surely, 2^{2944294745472} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2944294745472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4349653401600).

2944294745472 is an abundant number, since it is smaller than the sum of its proper divisors (5755012057728).

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

2944294745472 is an equidigital number, since it uses as much as digits as its factorization.

2944294745472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936101 (or 936083 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 63.

The spelling of 2944294745472 in words is "two trillion, nine hundred forty-four billion, two hundred ninety-four million, seven hundred forty-five thousand, four hundred seventy-two".