142994397316 has 27 divisors (see below), whose sum is σ = 253909693303. Its totient is φ = 70463725640.

The previous prime is 142994397313. The next prime is 142994397319. The reversal of 142994397316 is 613793499241.

The square root of 142994397316 is 378146.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (142994397313) and next prime (142994397319).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142994397313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 53695401 + ... + 53698063.

Almost surely, 2^142994397316 is an apocalyptic number.

142994397316 is the 378146-th square number.

It is an amenable number.

142994397316 is a deficient number, since it is larger than the sum of its proper divisors (110915295987).

142994397316 is an frugal number, since it uses more digits than its factorization.

142994397316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5472 (or 2736 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 58.

The spelling of 142994397316 in words is "one hundred forty-two billion, nine hundred ninety-four million, three hundred ninety-seven thousand, three hundred sixteen".