12601167064 has 32 divisors (see below), whose sum is σ = 23691697920. Its totient is φ = 6283410336.

The previous prime is 12601167041. The next prime is 12601167109. The reversal of 12601167064 is 46076110621.

It is a super-2 number, since 2×12601167064² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 7744219 + ... + 7745845.

It is an arithmetic number, because the mean of its divisors is an integer number (740365560).

Almost surely, 2^12601167064 is an apocalyptic number.

It is an amenable number.

12601167064 is a deficient number, since it is larger than the sum of its proper divisors (11090530856).

12601167064 is a wasteful number, since it uses less digits than its factorization.

12601167064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3679 (or 3675 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

Adding to 12601167064 its reverse (46076110621), we get a palindrome (58677277685).

The spelling of 12601167064 in words is "twelve billion, six hundred one million, one hundred sixty-seven thousand, sixty-four".