3856159127642 has 32 divisors (see below), whose sum is σ = 5979301500672. Its totient is φ = 1864197526464.

The previous prime is 3856159127627. The next prime is 3856159127693. The reversal of 3856159127642 is 2467219516583.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1797953 + ... + 3308315.

It is an arithmetic number, because the mean of its divisors is an integer number (186853171896).

Almost surely, 2^{3856159127642} is an apocalyptic number.

3856159127642 is a deficient number, since it is larger than the sum of its proper divisors (2123142373030).

3856159127642 is a wasteful number, since it uses less digits than its factorization.

3856159127642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510742.

The product of its digits is 21772800, while the sum is 59.

The spelling of 3856159127642 in words is "three trillion, eight hundred fifty-six billion, one hundred fifty-nine million, one hundred twenty-seven thousand, six hundred forty-two".