3695384725749 has 6 divisors (see below), whose sum is σ = 5337777937206. Its totient is φ = 2463589817160.

The previous prime is 3695384725741. The next prime is 3695384725831. The reversal of 3695384725749 is 9475274835963.

It is a happy number.

3695384725749 is a `hidden beast` number, since 3 + 6 + 9 + 5 + 3 + 8 + 47 + 2 + 574 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2660790603249 + 1034594122500 = 1631193^2 + 1017150^2 .

It is not a de Polignac number, because 3695384725749 - 2³ = 3695384725741 is a prime.

It is a super-2 number, since 2×3695384725749² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3695384725741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 205299151422 + ... + 205299151439.

It is an arithmetic number, because the mean of its divisors is an integer number (889629656201).

Almost surely, 2^{3695384725749} is an apocalyptic number.

It is an amenable number.

3695384725749 is a deficient number, since it is larger than the sum of its proper divisors (1642393211457).

3695384725749 is a wasteful number, since it uses less digits than its factorization.

3695384725749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410598302867 (or 410598302864 counting only the distinct ones).

The product of its digits is 1371686400, while the sum is 72.

The spelling of 3695384725749 in words is "three trillion, six hundred ninety-five billion, three hundred eighty-four million, seven hundred twenty-five thousand, seven hundred forty-nine".