142972644026 has 8 divisors (see below), whose sum is σ = 214471909524. Its totient is φ = 71482007520.

The previous prime is 142972643969. The next prime is 142972644037. The reversal of 142972644026 is 620446279241.

It is a happy number.

142972644026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 113302926025 + 29669718001 = 336605^2 + 172249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2115665 + ... + 2182196.

Almost surely, 2^142972644026 is an apocalyptic number.

142972644026 is a deficient number, since it is larger than the sum of its proper divisors (71499265498).

142972644026 is a wasteful number, since it uses less digits than its factorization.

142972644026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4314496.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 142972644026 in words is "one hundred forty-two billion, nine hundred seventy-two million, six hundred forty-four thousand, twenty-six".