511032161064 has 32 divisors (see below), whose sum is σ = 1278846648000. Its totient is φ = 170175220992.

The previous prime is 511032161039. The next prime is 511032161077. The reversal of 511032161064 is 460161230115.

It is a happy number.

It is a super-2 number, since 2×511032161064² (a number of 24 digits) contains 22 as substring.

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, 10527324 + ... + 10575755.

It is an arithmetic number, because the mean of its divisors is an integer number (39963957750).

Almost surely, 2^511032161064 is an apocalyptic number.

It is an amenable number.

511032161064 is an abundant number, since it is smaller than the sum of its proper divisors (767814486936).

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

511032161064 is a wasteful number, since it uses less digits than its factorization.

511032161064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21104097 (or 21104093 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 511032161064 its reverse (460161230115), we get a palindrome (971193391179).

The spelling of 511032161064 in words is "five hundred eleven billion, thirty-two million, one hundred sixty-one thousand, sixty-four".