12655164652 has 48 divisors (see below), whose sum is σ = 24899212800. Its totient is φ = 5587626240.

The previous prime is 12655164637. The next prime is 12655164653. The reversal of 12655164652 is 25646155621.

It is a super-2 number, since 2×12655164652² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12655164599 and 12655164608.

It is not an unprimeable number, because it can be changed into a prime (12655164653) 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, 125877 + ... + 202867.

It is an arithmetic number, because the mean of its divisors is an integer number (518733600).

Almost surely, 2^12655164652 is an apocalyptic number.

It is an amenable number.

12655164652 is a deficient number, since it is larger than the sum of its proper divisors (12244048148).

12655164652 is a wasteful number, since it uses less digits than its factorization.

12655164652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77146 (or 77144 counting only the distinct ones).

The product of its digits is 432000, while the sum is 43.

The spelling of 12655164652 in words is "twelve billion, six hundred fifty-five million, one hundred sixty-four thousand, six hundred fifty-two".