142933776387 has 8 divisors (see below), whose sum is σ = 190587634704. Its totient is φ = 95284551168.

The previous prime is 142933776379. The next prime is 142933776397. The reversal of 142933776387 is 783677339241.

It is a happy number.

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

It is not a de Polignac number, because 142933776387 - 2³ = 142933776379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142933776387.

It is not an unprimeable number, because it can be changed into a prime (142933776317) 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 7 ways as a sum of consecutive naturals, for example, 1085638 + ... + 1210155.

It is an arithmetic number, because the mean of its divisors is an integer number (23823454338).

Almost surely, 2^142933776387 is an apocalyptic number.

142933776387 is a deficient number, since it is larger than the sum of its proper divisors (47653858317).

142933776387 is a wasteful number, since it uses less digits than its factorization.

142933776387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316549.

The product of its digits is 32006016, while the sum is 60.

The spelling of 142933776387 in words is "one hundred forty-two billion, nine hundred thirty-three million, seven hundred seventy-six thousand, three hundred eighty-seven".