509484940055 has 64 divisors (see below), whose sum is σ = 792570777600. Its totient is φ = 305322462720.

The previous prime is 509484940039. The next prime is 509484940067. The reversal of 509484940055 is 550049484905.

It is not a de Polignac number, because 509484940055 - 2⁴ = 509484940039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 509484939979 and 509484940006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14410850 + ... + 14446160.

It is an arithmetic number, because the mean of its divisors is an integer number (12383918400).

Almost surely, 2^509484940055 is an apocalyptic number.

509484940055 is a deficient number, since it is larger than the sum of its proper divisors (283085837545).

509484940055 is a wasteful number, since it uses less digits than its factorization.

509484940055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37024.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 509484940055 in words is "five hundred nine billion, four hundred eighty-four million, nine hundred forty thousand, fifty-five".