3794520388829 has 4 divisors (see below), whose sum is σ = 3794651168700. Its totient is φ = 3794389608960.

The previous prime is 3794520388759. The next prime is 3794520388871. The reversal of 3794520388829 is 9288830254973.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3587861047225 + 206659341604 = 1894165^2 + 454598^2 .

It is a cyclic number.

It is not a de Polignac number, because 3794520388829 - 2²⁰ = 3794519340253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3794520385829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65346404 + ... + 65404445.

It is an arithmetic number, because the mean of its divisors is an integer number (948662792175).

Almost surely, 2^{3794520388829} is an apocalyptic number.

It is an amenable number.

3794520388829 is a deficient number, since it is larger than the sum of its proper divisors (130779871).

3794520388829 is a wasteful number, since it uses less digits than its factorization.

3794520388829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130779870.

The product of its (nonzero) digits is 209018880, while the sum is 68.

The spelling of 3794520388829 in words is "three trillion, seven hundred ninety-four billion, five hundred twenty million, three hundred eighty-eight thousand, eight hundred twenty-nine".