142731539799 has 8 divisors (see below), whose sum is σ = 190310464752. Its totient is φ = 95153487360.

The previous prime is 142731539779. The next prime is 142731539807. The reversal of 142731539799 is 997935137241.

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

It is not a de Polignac number, because 142731539799 - 2¹⁷ = 142731408727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142731539749) 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, 540117 + ... + 759729.

It is an arithmetic number, because the mean of its divisors is an integer number (23788808094).

Almost surely, 2^142731539799 is an apocalyptic number.

142731539799 is a deficient number, since it is larger than the sum of its proper divisors (47578924953).

142731539799 is a wasteful number, since it uses less digits than its factorization.

142731539799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436257.

The product of its digits is 12859560, while the sum is 60.

The spelling of 142731539799 in words is "one hundred forty-two billion, seven hundred thirty-one million, five hundred thirty-nine thousand, seven hundred ninety-nine".