512341136530 has 8 divisors (see below), whose sum is σ = 922214045772. Its totient is φ = 204936454608.

The previous prime is 512341136443. The next prime is 512341136551. The reversal of 512341136530 is 35631143215.

It can be written as a sum of positive squares in 2 ways, for example, as 491192124201 + 21149012329 = 700851^2 + 145427^2 .

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

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, 25617056817 + ... + 25617056836.

Almost surely, 2^512341136530 is an apocalyptic number.

512341136530 is a deficient number, since it is larger than the sum of its proper divisors (409872909242).

512341136530 is a wasteful number, since it uses less digits than its factorization.

512341136530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51234113660.

The product of its (nonzero) digits is 32400, while the sum is 34.

Adding to 512341136530 its reverse (35631143215), we get a palindrome (547972279745).

The spelling of 512341136530 in words is "five hundred twelve billion, three hundred forty-one million, one hundred thirty-six thousand, five hundred thirty".