506451420412 has 24 divisors (see below), whose sum is σ = 1018968136704. Its totient is φ = 215750902512.

The previous prime is 506451420359. The next prime is 506451420437. The reversal of 506451420412 is 214024154605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54149668 + ... + 54159019.

It is an arithmetic number, because the mean of its divisors is an integer number (42457005696).

Almost surely, 2^506451420412 is an apocalyptic number.

It is an amenable number.

506451420412 is an abundant number, since it is smaller than the sum of its proper divisors (512516716292).

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

506451420412 is a wasteful number, since it uses less digits than its factorization.

506451420412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108308865 (or 108308863 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 506451420412 in words is "five hundred six billion, four hundred fifty-one million, four hundred twenty thousand, four hundred twelve".