3705366042405 has 24 divisors (see below), whose sum is σ = 6422739585912. Its totient is φ = 1976162880384.

The previous prime is 3705366042397. The next prime is 3705366042421. The reversal of 3705366042405 is 5042406635073.

3705366042405 is a `hidden beast` number, since 3 + 7 + 0 + 5 + 36 + 604 + 2 + 4 + 0 + 5 = 666.

3705366042405 is digitally balanced in base 3, 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 4 ways, for example, as 569555486721 + 3135810555684 = 754689^2 + 1770822^2 .

It is not a de Polignac number, because 3705366042405 - 2³ = 3705366042397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 23 ways as a sum of consecutive naturals, for example, 2245347 + ... + 3528783.

It is an arithmetic number, because the mean of its divisors is an integer number (267614149413).

Almost surely, 2^{3705366042405} is an apocalyptic number.

It is an amenable number.

3705366042405 is a deficient number, since it is larger than the sum of its proper divisors (2717373543507).

3705366042405 is a wasteful number, since it uses less digits than its factorization.

3705366042405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347605 (or 1347602 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 45.

The spelling of 3705366042405 in words is "three trillion, seven hundred five billion, three hundred sixty-six million, forty-two thousand, four hundred five".