505541131232 has 24 divisors (see below), whose sum is σ = 1038557325456. Its totient is φ = 241780540672.

The previous prime is 505541131219. The next prime is 505541131241. The reversal of 505541131232 is 232131145505.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343437533 + ... + 343439004.

It is an arithmetic number, because the mean of its divisors is an integer number (43273221894).

Almost surely, 2^505541131232 is an apocalyptic number.

It is an amenable number.

505541131232 is an abundant number, since it is smaller than the sum of its proper divisors (533016194224).

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

505541131232 is a wasteful number, since it uses less digits than its factorization.

505541131232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686876570 (or 686876562 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 505541131232 its reverse (232131145505), we get a palindrome (737672276737).

The spelling of 505541131232 in words is "five hundred five billion, five hundred forty-one million, one hundred thirty-one thousand, two hundred thirty-two".