512393428241 has 4 divisors (see below), whose sum is σ = 512429656500. Its totient is φ = 512357199984.

The previous prime is 512393428237. The next prime is 512393428319. The reversal of 512393428241 is 142824393215.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 336933811600 + 175459616641 = 580460^2 + 418879^2 .

It is a cyclic number.

It is not a de Polignac number, because 512393428241 - 2² = 512393428237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 512393428192 and 512393428201.

It is not an unprimeable number, because it can be changed into a prime (512393328241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18092906 + ... + 18121203.

It is an arithmetic number, because the mean of its divisors is an integer number (128107414125).

Almost surely, 2^512393428241 is an apocalyptic number.

It is an amenable number.

512393428241 is a deficient number, since it is larger than the sum of its proper divisors (36228259).

512393428241 is a wasteful number, since it uses less digits than its factorization.

512393428241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36228258.

The product of its digits is 414720, while the sum is 44.

The spelling of 512393428241 in words is "five hundred twelve billion, three hundred ninety-three million, four hundred twenty-eight thousand, two hundred forty-one".