512240230742 has 8 divisors (see below), whose sum is σ = 782857711296. Its totient is φ = 251287660312.

The previous prime is 512240230729. The next prime is 512240230751. The reversal of 512240230742 is 247032042215.

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

It is a super-3 number, since 3×512240230742³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 512240230699 and 512240230708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2416227398 + ... + 2416227609.

It is an arithmetic number, because the mean of its divisors is an integer number (97857213912).

Almost surely, 2^512240230742 is an apocalyptic number.

512240230742 is a deficient number, since it is larger than the sum of its proper divisors (270617480554).

512240230742 is a wasteful number, since it uses less digits than its factorization.

512240230742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832455062.

The product of its (nonzero) digits is 26880, while the sum is 32.

Adding to 512240230742 its reverse (247032042215), we get a palindrome (759272272957).

The spelling of 512240230742 in words is "five hundred twelve billion, two hundred forty million, two hundred thirty thousand, seven hundred forty-two".