505592216490 has 32 divisors (see below), whose sum is σ = 1213929411840. Its totient is φ = 134768136384.

The previous prime is 505592216471. The next prime is 505592216531. The reversal of 505592216490 is 94612295505.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3455554 + ... + 3598893.

It is an arithmetic number, because the mean of its divisors is an integer number (37935294120).

Almost surely, 2^505592216490 is an apocalyptic number.

505592216490 is an abundant number, since it is smaller than the sum of its proper divisors (708337195350).

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

505592216490 is a wasteful number, since it uses less digits than its factorization.

505592216490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7056846.

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 505592216490 in words is "five hundred five billion, five hundred ninety-two million, two hundred sixteen thousand, four hundred ninety".