511041040063 has 4 divisors (see below), whose sum is σ = 511065007848. Its totient is φ = 511017072280.

The previous prime is 511041040061. The next prime is 511041040073. The reversal of 511041040063 is 360040140115.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 360040140115 = 5 ⋅72008028023.

It is a cyclic number.

It is not a de Polignac number, because 511041040063 - 2¹ = 511041040061 is a prime.

It is a super-2 number, since 2×511041040063² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511041040061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11951881 + ... + 11994562.

It is an arithmetic number, because the mean of its divisors is an integer number (127766251962).

Almost surely, 2^511041040063 is an apocalyptic number.

511041040063 is a deficient number, since it is larger than the sum of its proper divisors (23967785).

511041040063 is a wasteful number, since it uses less digits than its factorization.

511041040063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23967784.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 511041040063 its reverse (360040140115), we get a palindrome (871081180178).

The spelling of 511041040063 in words is "five hundred eleven billion, forty-one million, forty thousand, sixty-three".