505613233080 has 80 divisors (see below), whose sum is σ = 1699422266520. Its totient is φ = 134830194624.

The previous prime is 505613233063. The next prime is 505613233091. The reversal of 505613233080 is 80332316505.

505613233080 is a `hidden beast` number, since 5 + 0 + 5 + 613 + 2 + 3 + 30 + 8 + 0 = 666.

It is a super-2 number, since 2×505613233080² (a number of 24 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 78023494 + ... + 78029973.

Almost surely, 2^505613233080 is an apocalyptic number.

It is an amenable number.

505613233080 is an abundant number, since it is smaller than the sum of its proper divisors (1193809033440).

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

505613233080 is a wasteful number, since it uses less digits than its factorization.

505613233080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156053490 (or 156053477 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 505613233080 its reverse (80332316505), we get a palindrome (585945549585).

The spelling of 505613233080 in words is "five hundred five billion, six hundred thirteen million, two hundred thirty-three thousand, eighty".