511031265052 has 24 divisors (see below), whose sum is σ = 1114977306240. Its totient is φ = 199103090160.

The previous prime is 511031265037. The next prime is 511031265061. The reversal of 511031265052 is 250562130115.

It is a super-2 number, since 2×511031265052² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 829595902 + ... + 829596517.

It is an arithmetic number, because the mean of its divisors is an integer number (46457387760).

Almost surely, 2^511031265052 is an apocalyptic number.

It is an amenable number.

511031265052 is an abundant number, since it is smaller than the sum of its proper divisors (603946041188).

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

511031265052 is a wasteful number, since it uses less digits than its factorization.

511031265052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659192441 (or 1659192439 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 511031265052 its reverse (250562130115), we get a palindrome (761593395167).

The spelling of 511031265052 in words is "five hundred eleven billion, thirty-one million, two hundred sixty-five thousand, fifty-two".