511223035152 has 20 divisors (see below), whose sum is σ = 1320659507600. Its totient is φ = 170407678368.

The previous prime is 511223035151. The next prime is 511223035163. The reversal of 511223035152 is 251530322115.

It is a super-2 number, since 2×511223035152² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (511223035151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5325239902 + ... + 5325239997.

It is an arithmetic number, because the mean of its divisors is an integer number (66032975380).

Almost surely, 2^511223035152 is an apocalyptic number.

It is an amenable number.

511223035152 is an abundant number, since it is smaller than the sum of its proper divisors (809436472448).

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

511223035152 is a wasteful number, since it uses less digits than its factorization.

511223035152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10650479910 (or 10650479904 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 511223035152 its reverse (251530322115), we get a palindrome (762753357267).

The spelling of 511223035152 in words is "five hundred eleven billion, two hundred twenty-three million, thirty-five thousand, one hundred fifty-two".