505033213040 has 20 divisors (see below), whose sum is σ = 1174202220504. Its totient is φ = 202013285184.

The previous prime is 505033213033. The next prime is 505033213067. The reversal of 505033213040 is 40312330505.

It is a tau number, because it is divible by the number of its divisors (20).

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, 3156457502 + ... + 3156457661.

Almost surely, 2^505033213040 is an apocalyptic number.

It is an amenable number.

505033213040 is an abundant number, since it is smaller than the sum of its proper divisors (669169007464).

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

505033213040 is a wasteful number, since it uses less digits than its factorization.

505033213040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6312915176 (or 6312915170 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 505033213040 its reverse (40312330505), we get a palindrome (545345543545).

The spelling of 505033213040 in words is "five hundred five billion, thirty-three million, two hundred thirteen thousand, forty".