3666535760444 has 24 divisors (see below), whose sum is σ = 6461339856048. Its totient is φ = 1820474248320.

The previous prime is 3666535760359. The next prime is 3666535760453. The reversal of 3666535760444 is 4440675356663.

It is a super-2 number, since 2×3666535760444² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4036217 + ... + 4860464.

It is an arithmetic number, because the mean of its divisors is an integer number (269222494002).

Almost surely, 2^{3666535760444} is an apocalyptic number.

It is an amenable number.

3666535760444 is a deficient number, since it is larger than the sum of its proper divisors (2794804095604).

3666535760444 is a wasteful number, since it uses less digits than its factorization.

3666535760444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8897405 (or 8897403 counting only the distinct ones).

The product of its (nonzero) digits is 130636800, while the sum is 59.

The spelling of 3666535760444 in words is "three trillion, six hundred sixty-six billion, five hundred thirty-five million, seven hundred sixty thousand, four hundred forty-four".