505532632040 has 16 divisors (see below), whose sum is σ = 1137448422180. Its totient is φ = 202213052800.

The previous prime is 505532632021. The next prime is 505532632057. The reversal of 505532632040 is 40236235505.

It can be written as a sum of positive squares in 2 ways, for example, as 456162458404 + 49370173636 = 675398^2 + 222194^2 .

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, 6319157861 + ... + 6319157940.

Almost surely, 2^505532632040 is an apocalyptic number.

It is an amenable number.

505532632040 is an abundant number, since it is smaller than the sum of its proper divisors (631915790140).

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

505532632040 is a wasteful number, since it uses less digits than its factorization.

505532632040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12638315812 (or 12638315808 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 505532632040 its reverse (40236235505), we get a palindrome (545768867545).

The spelling of 505532632040 in words is "five hundred five billion, five hundred thirty-two million, six hundred thirty-two thousand, forty".