12345056326 has 16 divisors (see below), whose sum is σ = 18559756800. Its totient is φ = 6158485960.

The previous prime is 12345056303. The next prime is 12345056329. The reversal of 12345056326 is 62365054321.

It is a super-2 number, since 2×12345056326² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12345056329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2418525 + ... + 2423623.

It is an arithmetic number, because the mean of its divisors is an integer number (1159984800).

Almost surely, 2^12345056326 is an apocalyptic number.

12345056326 is a deficient number, since it is larger than the sum of its proper divisors (6214700474).

12345056326 is a wasteful number, since it uses less digits than its factorization.

12345056326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7619.

The product of its (nonzero) digits is 129600, while the sum is 37.

It can be divided in two parts, 123450 and 56326, that added together give a square (179776 = 424²).

The spelling of 12345056326 in words is "twelve billion, three hundred forty-five million, fifty-six thousand, three hundred twenty-six".