12626440104 has 32 divisors (see below), whose sum is σ = 31845453120. Its totient is φ = 4171566336.

The previous prime is 12626440093. The next prime is 12626440117. The reversal of 12626440104 is 40104462621.

It is a happy 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, 2325172 + ... + 2330595.

It is an arithmetic number, because the mean of its divisors is an integer number (995170410).

Almost surely, 2^12626440104 is an apocalyptic number.

It is an amenable number.

12626440104 is an abundant number, since it is smaller than the sum of its proper divisors (19219013016).

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

12626440104 is a wasteful number, since it uses less digits than its factorization.

12626440104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4655889 (or 4655885 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 12626440104 in words is "twelve billion, six hundred twenty-six million, four hundred forty thousand, one hundred four".