500451220471447 has 48 divisors (see below), whose sum is σ = 583583665896000. Its totient is φ = 427909178135040.

The previous prime is 500451220471339. The next prime is 500451220471453. The reversal of 500451220471447 is 744174022154005.

It is not a de Polignac number, because 500451220471447 - 2⁴⁷ = 359713732116119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 500451220471397 and 500451220471406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500451229471447) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 182579794497 + ... + 182579797237.

It is an arithmetic number, because the mean of its divisors is an integer number (12157993039500).

Almost surely, 2^{500451220471447} is an apocalyptic number.

500451220471447 is a deficient number, since it is larger than the sum of its proper divisors (83132445424553).

500451220471447 is a wasteful number, since it uses less digits than its factorization.

500451220471447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7816 (or 7809 counting only the distinct ones).

The product of its (nonzero) digits is 1254400, while the sum is 46.

The spelling of 500451220471447 in words is "five hundred trillion, four hundred fifty-one billion, two hundred twenty million, four hundred seventy-one thousand, four hundred forty-seven".