509040573486 has 16 divisors (see below), whose sum is σ = 1018091472768. Its totient is φ = 169678470200.

The previous prime is 509040573427. The next prime is 509040573487. The reversal of 509040573486 is 684375040905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509040573487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308101 + ... + 1054991.

It is an arithmetic number, because the mean of its divisors is an integer number (63630717048).

Almost surely, 2^509040573486 is an apocalyptic number.

509040573486 is an abundant number, since it is smaller than the sum of its proper divisors (509050899282).

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

509040573486 is a wasteful number, since it uses less digits than its factorization.

509040573486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860487.

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 509040573486 in words is "five hundred nine billion, forty million, five hundred seventy-three thousand, four hundred eighty-six".