512456522412 has 24 divisors (see below), whose sum is σ = 1196094211312. Its totient is φ = 170767080000.

The previous prime is 512456522399. The next prime is 512456522419. The reversal of 512456522412 is 214225654215.

It is a super-2 number, since 2×512456522412² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (512456522419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6428839 + ... + 6508062.

Almost surely, 2^512456522412 is an apocalyptic number.

It is an amenable number.

512456522412 is an abundant number, since it is smaller than the sum of its proper divisors (683637688900).

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

512456522412 is a wasteful number, since it uses less digits than its factorization.

512456522412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12940209 (or 12940207 counting only the distinct ones).

The product of its digits is 192000, while the sum is 39.

The spelling of 512456522412 in words is "five hundred twelve billion, four hundred fifty-six million, five hundred twenty-two thousand, four hundred twelve".