3704638775765 has 16 divisors (see below), whose sum is σ = 4489300423296. Its totient is φ = 2934562440000.

The previous prime is 3704638775759. The next prime is 3704638775777. The reversal of 3704638775765 is 5675778364073.

It is not a de Polignac number, because 3704638775765 - 2¹⁶ = 3704638710229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3704638775695 and 3704638775704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3613790 + ... + 4524240.

It is an arithmetic number, because the mean of its divisors is an integer number (280581276456).

Almost surely, 2^{3704638775765} is an apocalyptic number.

It is an amenable number.

3704638775765 is a deficient number, since it is larger than the sum of its proper divisors (784661647531).

3704638775765 is a wasteful number, since it uses less digits than its factorization.

3704638775765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918460.

The product of its (nonzero) digits is 622339200, while the sum is 68.

The spelling of 3704638775765 in words is "three trillion, seven hundred four billion, six hundred thirty-eight million, seven hundred seventy-five thousand, seven hundred sixty-five".