142047279194 has 16 divisors (see below), whose sum is σ = 216159253440. Its totient is φ = 70000731360.

The previous prime is 142047279167. The next prime is 142047279211. The reversal of 142047279194 is 491972740241.

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 in 7 ways as a sum of consecutive naturals, for example, 1590539 + ... + 1677470.

It is an arithmetic number, because the mean of its divisors is an integer number (13509953340).

Almost surely, 2^142047279194 is an apocalyptic number.

142047279194 is a deficient number, since it is larger than the sum of its proper divisors (74111974246).

142047279194 is a wasteful number, since it uses less digits than its factorization.

142047279194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3268325.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 142047279194 in words is "one hundred forty-two billion, forty-seven million, two hundred seventy-nine thousand, one hundred ninety-four".