511020530241 has 16 divisors (see below), whose sum is σ = 747617846976. Its totient is φ = 308540696256.

The previous prime is 511020530227. The next prime is 511020530249. The reversal of 511020530241 is 142035020115.

It is a happy number.

It is not a de Polignac number, because 511020530241 - 2¹³ = 511020522049 is a prime.

It is a super-2 number, since 2×511020530241² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (511020530249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123611995 + ... + 123616128.

It is an arithmetic number, because the mean of its divisors is an integer number (46726115436).

Almost surely, 2^511020530241 is an apocalyptic number.

It is an amenable number.

511020530241 is a deficient number, since it is larger than the sum of its proper divisors (236597316735).

511020530241 is a wasteful number, since it uses less digits than its factorization.

511020530241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247228192.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 511020530241 its reverse (142035020115), we get a palindrome (653055550356).

The spelling of 511020530241 in words is "five hundred eleven billion, twenty million, five hundred thirty thousand, two hundred forty-one".