142975276636 has 12 divisors (see below), whose sum is σ = 250375461112. Its totient is φ = 71439430608.

The previous prime is 142975276589. The next prime is 142975276643. The reversal of 142975276636 is 636672579241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12045255 + ... + 12057118.

Almost surely, 2^142975276636 is an apocalyptic number.

It is an amenable number.

142975276636 is a deficient number, since it is larger than the sum of its proper divisors (107400184476).

142975276636 is a wasteful number, since it uses less digits than its factorization.

142975276636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24103860 (or 24103858 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 58.

The spelling of 142975276636 in words is "one hundred forty-two billion, nine hundred seventy-five million, two hundred seventy-six thousand, six hundred thirty-six".