2745662256016 has 45 divisors (see below), whose sum is σ = 5409155322129. Its totient is φ = 1350126859200.

The previous prime is 2745662255969. The next prime is 2745662256097. The reversal of 2745662256016 is 6106522665472.

The square root of 2745662256016 is 1657004.

It is a perfect power (a square), and thus also a powerful number.

2745662256016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 89283830416 + 2656378425600 = 298804^2 + 1629840^2 .

It is a super-2 number, since 2×2745662256016² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 404305581 + ... + 404312371.

Almost surely, 2^{2745662256016} is an apocalyptic number.

2745662256016 is the 1657004-th square number.

It is an amenable number.

2745662256016 is a deficient number, since it is larger than the sum of its proper divisors (2663493066113).

2745662256016 is an frugal number, since it uses more digits than its factorization.

2745662256016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13712 (or 6854 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 52.

The spelling of 2745662256016 in words is "two trillion, seven hundred forty-five billion, six hundred sixty-two million, two hundred fifty-six thousand, sixteen".