3835642166587 has 48 divisors (see below), whose sum is σ = 4903750288512. Its totient is φ = 2966632058880.

The previous prime is 3835642166533. The next prime is 3835642166591. The reversal of 3835642166587 is 7856612465383.

It is a de Polignac number, because none of the positive numbers 2^k-3835642166587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3835642166287) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39153088 + ... + 39250930.

It is an arithmetic number, because the mean of its divisors is an integer number (102161464344).

Almost surely, 2^{3835642166587} is an apocalyptic number.

3835642166587 is a deficient number, since it is larger than the sum of its proper divisors (1068108121925).

3835642166587 is a wasteful number, since it uses less digits than its factorization.

3835642166587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98408 (or 98401 counting only the distinct ones).

The product of its digits is 174182400, while the sum is 64.

The spelling of 3835642166587 in words is "three trillion, eight hundred thirty-five billion, six hundred forty-two million, one hundred sixty-six thousand, five hundred eighty-seven".