513804447050 has 24 divisors (see below), whose sum is σ = 971874180000. Its totient is φ = 202038357680.

The previous prime is 513804447041. The next prime is 513804447067. The reversal of 513804447050 is 50744408315.

It is a junction number, because it is equal to n+sod(n) for n = 513804446989 and 513804447007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87082550 + ... + 87088449.

It is an arithmetic number, because the mean of its divisors is an integer number (40494757500).

Almost surely, 2^513804447050 is an apocalyptic number.

513804447050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

513804447050 is a deficient number, since it is larger than the sum of its proper divisors (458069732950).

513804447050 is a wasteful number, since it uses less digits than its factorization.

513804447050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174171070 (or 174171065 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 41.

The spelling of 513804447050 in words is "five hundred thirteen billion, eight hundred four million, four hundred forty-seven thousand, fifty".