13041940626 has 128 divisors (see below), whose sum is σ = 36052128000. Its totient is φ = 3433466880.

The previous prime is 13041940621. The next prime is 13041940661. The reversal of 13041940626 is 62604914031.

13041940626 is a `hidden beast` number, since 13 + 0 + 4 + 19 + 4 + 0 + 626 = 666.

It is not an unprimeable number, because it can be changed into a prime (13041940621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 81600 + ... + 180948.

It is an arithmetic number, because the mean of its divisors is an integer number (281657250).

Almost surely, 2^13041940626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13041940626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18026064000).

13041940626 is an abundant number, since it is smaller than the sum of its proper divisors (23010187374).

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

13041940626 is a wasteful number, since it uses less digits than its factorization.

13041940626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99401 (or 99395 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 13041940626 in words is "thirteen billion, forty-one million, nine hundred forty thousand, six hundred twenty-six".