3718198197142 has 32 divisors (see below), whose sum is σ = 6729439810464. Its totient is φ = 1517918745600.

The previous prime is 3718198197139. The next prime is 3718198197143. The reversal of 3718198197142 is 2417918918173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3718198197143) 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, 175674459 + ... + 175695622.

It is an arithmetic number, because the mean of its divisors is an integer number (210294994077).

Almost surely, 2^{3718198197142} is an apocalyptic number.

3718198197142 is a deficient number, since it is larger than the sum of its proper divisors (3011241613322).

3718198197142 is a wasteful number, since it uses less digits than its factorization.

3718198197142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351370144.

The product of its digits is 6096384, while the sum is 61.

The spelling of 3718198197142 in words is "three trillion, seven hundred eighteen billion, one hundred ninety-eight million, one hundred ninety-seven thousand, one hundred forty-two".