239640030782 has 8 divisors (see below), whose sum is σ = 359525099856. Its totient is φ = 119798330832.

The previous prime is 239640030727. The next prime is 239640030787. The reversal of 239640030782 is 287030046932.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239640030787) by changing a digit.

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, 10828463 + ... + 10850570.

It is an arithmetic number, because the mean of its divisors is an integer number (44940637482).

Almost surely, 2^239640030782 is an apocalyptic number.

239640030782 is a deficient number, since it is larger than the sum of its proper divisors (119885069074).

239640030782 is a wasteful number, since it uses less digits than its factorization.

239640030782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21684562.

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 239640030782 in words is "two hundred thirty-nine billion, six hundred forty million, thirty thousand, seven hundred eighty-two".