512055302439 has 4 divisors (see below), whose sum is σ = 682740403256. Its totient is φ = 341370201624.

The previous prime is 512055302401. The next prime is 512055302459. The reversal of 512055302439 is 934203550215.

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

It is not a de Polignac number, because 512055302439 - 2⁸ = 512055302183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 512055302397 and 512055302406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512055302459) 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, 85342550404 + ... + 85342550409.

It is an arithmetic number, because the mean of its divisors is an integer number (170685100814).

Almost surely, 2^512055302439 is an apocalyptic number.

512055302439 is a deficient number, since it is larger than the sum of its proper divisors (170685100817).

512055302439 is a wasteful number, since it uses less digits than its factorization.

512055302439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170685100816.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 512055302439 in words is "five hundred twelve billion, fifty-five million, three hundred two thousand, four hundred thirty-nine".