505422623232 has 150 divisors (see below), whose sum is σ = 1508985697659. Its totient is φ = 168425948160.

The previous prime is 505422623219. The next prime is 505422623261. The reversal of 505422623232 is 232326224505.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

505422623232 is a `hidden beast` number, since 5 + 0 + 5 + 4 + 2 + 2 + 623 + 23 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 252711311616 + 252711311616 = 502704^2 + 502704^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=502704.

It is a super-3 number, since 3×505422623232³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 144777007 + ... + 144780497.

Almost surely, 2^505422623232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 505422623232

505422623232 is an abundant number, since it is smaller than the sum of its proper divisors (1003563074427).

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

505422623232 is an frugal number, since it uses more digits than its factorization.

505422623232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7012 (or 3496 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 505422623232 its reverse (232326224505), we get a palindrome (737748847737).

The spelling of 505422623232 in words is "five hundred five billion, four hundred twenty-two million, six hundred twenty-three thousand, two hundred thirty-two".