511032232054040 has 32 divisors (see below), whose sum is σ = 1149835648500000. Its totient is φ = 204410559243264.

The previous prime is 511032232054039. The next prime is 511032232054049. The reversal of 511032232054040 is 40450232230115.

It is a super-3 number, since 3×511032232054040³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 511032232053988 and 511032232054006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511032232054049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69374540 + ... + 76386459.

It is an arithmetic number, because the mean of its divisors is an integer number (35932364015625).

Almost surely, 2^{511032232054040} is an apocalyptic number.

It is an amenable number.

511032232054040 is an abundant number, since it is smaller than the sum of its proper divisors (638803416445960).

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

511032232054040 is a wasteful number, since it uses less digits than its factorization.

511032232054040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145848659 (or 145848655 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 511032232054040 its reverse (40450232230115), we get a palindrome (551482464284155).

The spelling of 511032232054040 in words is "five hundred eleven trillion, thirty-two billion, two hundred thirty-two million, fifty-four thousand, forty".