142192486439 has 8 divisors (see below), whose sum is σ = 145233975408. Its totient is φ = 139178033280.

The previous prime is 142192486417. The next prime is 142192486441. The reversal of 142192486439 is 934684291241.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 142192486439 - 2²⁰ = 142191437863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142192486409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6748322 + ... + 6769359.

It is an arithmetic number, because the mean of its divisors is an integer number (18154246926).

Almost surely, 2^142192486439 is an apocalyptic number.

142192486439 is a deficient number, since it is larger than the sum of its proper divisors (3041488969).

142192486439 is a wasteful number, since it uses less digits than its factorization.

142192486439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13517905.

The product of its digits is 2985984, while the sum is 53.

The spelling of 142192486439 in words is "one hundred forty-two billion, one hundred ninety-two million, four hundred eighty-six thousand, four hundred thirty-nine".