239816473142 has 8 divisors (see below), whose sum is σ = 359726963976. Its totient is φ = 119907485152.

The previous prime is 239816473133. The next prime is 239816473151. The reversal of 239816473142 is 241374618932.

It is an interprime number because it is at equal distance from previous prime (239816473133) and next prime (239816473151).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199133 + ... + 720615.

It is an arithmetic number, because the mean of its divisors is an integer number (44965870497).

Almost surely, 2^239816473142 is an apocalyptic number.

239816473142 is a deficient number, since it is larger than the sum of its proper divisors (119910490834).

239816473142 is a wasteful number, since it uses less digits than its factorization.

239816473142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751422.

The product of its digits is 1741824, while the sum is 50.

The spelling of 239816473142 in words is "two hundred thirty-nine billion, eight hundred sixteen million, four hundred seventy-three thousand, one hundred forty-two".