3540545261444 has 12 divisors (see below), whose sum is σ = 6409607801100. Its totient is φ = 1709228746848.

The previous prime is 3540545261437. The next prime is 3540545261459. The reversal of 3540545261444 is 4441625450453.

It can be written as a sum of positive squares in 2 ways, for example, as 1210990202500 + 2329555058944 = 1100450^2 + 1526288^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15260970839 + ... + 15260971070.

It is an arithmetic number, because the mean of its divisors is an integer number (534133983425).

Almost surely, 2^{3540545261444} is an apocalyptic number.

It is an amenable number.

3540545261444 is a deficient number, since it is larger than the sum of its proper divisors (2869062539656).

3540545261444 is a wasteful number, since it uses less digits than its factorization.

3540545261444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30521941942 (or 30521941940 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 47.

The spelling of 3540545261444 in words is "three trillion, five hundred forty billion, five hundred forty-five million, two hundred sixty-one thousand, four hundred forty-four".