511016041323 has 16 divisors (see below), whose sum is σ = 757099729440. Its totient is φ = 340659843552.

The previous prime is 511016041307. The next prime is 511016041331. The reversal of 511016041323 is 323140610115.

It is a happy number.

511016041323 is a `hidden beast` number, since 51 + 1 + 0 + 1 + 604 + 1 + 3 + 2 + 3 = 666.

It is not a de Polignac number, because 511016041323 - 2⁴ = 511016041307 is a prime.

It is a super-2 number, since 2×511016041323² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (511016041373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59365 + ... + 1012697.

It is an arithmetic number, because the mean of its divisors is an integer number (47318733090).

Almost surely, 2^511016041323 is an apocalyptic number.

511016041323 is a deficient number, since it is larger than the sum of its proper divisors (246083688117).

511016041323 is a wasteful number, since it uses less digits than its factorization.

511016041323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973195 (or 973189 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 511016041323 its reverse (323140610115), we get a palindrome (834156651438).

The spelling of 511016041323 in words is "five hundred eleven billion, sixteen million, forty-one thousand, three hundred twenty-three".