512456896 has 42 divisors (see below), whose sum is σ = 1182939468. Its totient is φ = 219623040.

The previous prime is 512456873. The next prime is 512456897. The reversal of 512456896 is 698654215.

It is a super-2 number, since 2×512456896² = 525224140515909632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (512456897) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78570 + ... + 84841.

Almost surely, 2^512456896 is an apocalyptic number.

512456896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

512456896 is an abundant number, since it is smaller than the sum of its proper divisors (670482572).

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

512456896 is a wasteful number, since it uses less digits than its factorization.

512456896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163437 (or 163420 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The square root of 512456896 is about 22637.5108172255. The cubic root of 512456896 is about 800.2378959166.

The spelling of 512456896 in words is "five hundred twelve million, four hundred fifty-six thousand, eight hundred ninety-six".