242829687139 has 8 divisors (see below), whose sum is σ = 264447197280. Its totient is φ = 221631934656.

The previous prime is 242829687127. The next prime is 242829687143. The reversal of 242829687139 is 931786928242.

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 242829687139 - 2⁷ = 242829687011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242829687179) 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, 104938207 + ... + 104940520.

It is an arithmetic number, because the mean of its divisors is an integer number (33055899660).

Almost surely, 2^242829687139 is an apocalyptic number.

242829687139 is a deficient number, since it is larger than the sum of its proper divisors (21617510141).

242829687139 is a wasteful number, since it uses less digits than its factorization.

242829687139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209878829.

The product of its digits is 20901888, while the sum is 61.

The spelling of 242829687139 in words is "two hundred forty-two billion, eight hundred twenty-nine million, six hundred eighty-seven thousand, one hundred thirty-nine".