12345500533164 has 48 divisors (see below), whose sum is σ = 31141803168000. Its totient is φ = 3793212110016.

The previous prime is 12345500533153. The next prime is 12345500533169. The reversal of 12345500533164 is 46133500554321.

It is a happy number.

It is a super-2 number, since 2×12345500533164² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12345500533169) 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, 731706864 + ... + 731723735.

It is an arithmetic number, because the mean of its divisors is an integer number (648787566000).

Almost surely, 2^{12345500533164} is an apocalyptic number.

It is an amenable number.

12345500533164 is an abundant number, since it is smaller than the sum of its proper divisors (18796302634836).

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

12345500533164 is a wasteful number, since it uses less digits than its factorization.

12345500533164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463430662 (or 1463430660 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 12345500533164 in words is "twelve trillion, three hundred forty-five billion, five hundred million, five hundred thirty-three thousand, one hundred sixty-four".