3835640432757 has 16 divisors (see below), whose sum is σ = 5987341164672. Its totient is φ = 2138336129280.

The previous prime is 3835640432747. The next prime is 3835640432779. The reversal of 3835640432757 is 7572340465383.

It is not a de Polignac number, because 3835640432757 - 2¹⁹ = 3835639908469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3835640432697 and 3835640432706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3835640432747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2227432608 + ... + 2227434329.

It is an arithmetic number, because the mean of its divisors is an integer number (374208822792).

Almost surely, 2^{3835640432757} is an apocalyptic number.

It is an amenable number.

3835640432757 is a deficient number, since it is larger than the sum of its proper divisors (2151700731915).

3835640432757 is a wasteful number, since it uses less digits than its factorization.

3835640432757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4454866988.

The product of its (nonzero) digits is 50803200, while the sum is 57.

The spelling of 3835640432757 in words is "three trillion, eight hundred thirty-five billion, six hundred forty million, four hundred thirty-two thousand, seven hundred fifty-seven".