2745113566442 has 32 divisors (see below), whose sum is σ = 4632744246480. Its totient is φ = 1211174899200.

The previous prime is 2745113566427. The next prime is 2745113566487. The reversal of 2745113566442 is 2446653115472.

It can be written as a sum of positive squares in 8 ways, for example, as 685403507881 + 2059710058561 = 827891^2 + 1435169^2 .

It is an unprimeable number.

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, 17947283 + ... + 18099590.

Almost surely, 2^{2745113566442} is an apocalyptic number.

2745113566442 is a deficient number, since it is larger than the sum of its proper divisors (1887630680038).

2745113566442 is a wasteful number, since it uses less digits than its factorization.

2745113566442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36047018.

The product of its digits is 4838400, while the sum is 50.

The spelling of 2745113566442 in words is "two trillion, seven hundred forty-five billion, one hundred thirteen million, five hundred sixty-six thousand, four hundred forty-two".