512378946927 has 24 divisors (see below), whose sum is σ = 742316663088. Its totient is φ = 340564809600.

The previous prime is 512378946917. The next prime is 512378946931. The reversal of 512378946927 is 729649873215.

512378946927 is a `hidden beast` number, since 51 + 23 + 7 + 89 + 469 + 27 = 666.

It is not a de Polignac number, because 512378946927 - 2⁸ = 512378946671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512378946907) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11697427 + ... + 11741147.

It is an arithmetic number, because the mean of its divisors is an integer number (30929860962).

Almost surely, 2^512378946927 is an apocalyptic number.

512378946927 is a deficient number, since it is larger than the sum of its proper divisors (229937716161).

512378946927 is a wasteful number, since it uses less digits than its factorization.

512378946927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47591 (or 47588 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 63.

The spelling of 512378946927 in words is "five hundred twelve billion, three hundred seventy-eight million, nine hundred forty-six thousand, nine hundred twenty-seven".