509554550046 has 16 divisors (see below), whose sum is σ = 1019653809408. Its totient is φ = 169760731800.

The previous prime is 509554549981. The next prime is 509554550053. The reversal of 509554550046 is 640055455905.

It is a junction number, because it is equal to n+sod(n) for n = 509554549977 and 509554550004.

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, 22684060 + ... + 22706511.

It is an arithmetic number, because the mean of its divisors is an integer number (63728363088).

Almost surely, 2^509554550046 is an apocalyptic number.

509554550046 is an abundant number, since it is smaller than the sum of its proper divisors (510099259362).

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

509554550046 is a wasteful number, since it uses less digits than its factorization.

509554550046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45392447.

The product of its (nonzero) digits is 2700000, while the sum is 48.

The spelling of 509554550046 in words is "five hundred nine billion, five hundred fifty-four million, five hundred fifty thousand, forty-six".