512764173642 has 16 divisors (see below), whose sum is σ = 1172032396992. Its totient is φ = 146504049600.

The previous prime is 512764173629. The next prime is 512764173671. The reversal of 512764173642 is 246371467215.

It is a junction number, because it is equal to n+sod(n) for n = 512764173591 and 512764173600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6104335359 + ... + 6104335442.

It is an arithmetic number, because the mean of its divisors is an integer number (73252024812).

Almost surely, 2^512764173642 is an apocalyptic number.

512764173642 is an abundant number, since it is smaller than the sum of its proper divisors (659268223350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

512764173642 is a wasteful number, since it uses less digits than its factorization.

512764173642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12208670813.

The product of its digits is 1693440, while the sum is 48.

The spelling of 512764173642 in words is "five hundred twelve billion, seven hundred sixty-four million, one hundred seventy-three thousand, six hundred forty-two".