3991586030162 has 4 divisors (see below), whose sum is σ = 5987379045246. Its totient is φ = 1995793015080.

The previous prime is 3991586030119. The next prime is 3991586030209. The reversal of 3991586030162 is 2610306851993.

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

It can be written as a sum of positive squares in only one way, i.e., 2452822690201 + 1538763339961 = 1566149^2 + 1240469^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997896507539 + ... + 997896507542.

Almost surely, 2^{3991586030162} is an apocalyptic number.

3991586030162 is a deficient number, since it is larger than the sum of its proper divisors (1995793015084).

3991586030162 is a wasteful number, since it uses less digits than its factorization.

3991586030162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995793015083.

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 3991586030162 in words is "three trillion, nine hundred ninety-one billion, five hundred eighty-six million, thirty thousand, one hundred sixty-two".