505212635052 has 96 divisors (see below), whose sum is σ = 1314135345600. Its totient is φ = 167848934400.

The previous prime is 505212635009. The next prime is 505212635099. The reversal of 505212635052 is 250536212505.

505212635052 is a `hidden beast` number, since 5 + 0 + 5 + 2 + 12 + 635 + 0 + 5 + 2 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 505212634998 and 505212635016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55875652 + ... + 55884692.

It is an arithmetic number, because the mean of its divisors is an integer number (13688909850).

Almost surely, 2^505212635052 is an apocalyptic number.

It is an amenable number.

505212635052 is an abundant number, since it is smaller than the sum of its proper divisors (808922710548).

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

505212635052 is a wasteful number, since it uses less digits than its factorization.

505212635052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10704 (or 10696 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 505212635052 its reverse (250536212505), we get a palindrome (755748847557).

The spelling of 505212635052 in words is "five hundred five billion, two hundred twelve million, six hundred thirty-five thousand, fifty-two".