13040407266 has 16 divisors (see below), whose sum is σ = 26082018144. Its totient is φ = 4346601824.

The previous prime is 13040407241. The next prime is 13040407271. The reversal of 13040407266 is 66270404031.

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, 155686 + ... + 224318.

It is an arithmetic number, because the mean of its divisors is an integer number (1630126134).

Almost surely, 2^13040407266 is an apocalyptic number.

13040407266 is an abundant number, since it is smaller than the sum of its proper divisors (13041610878).

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

13040407266 is a wasteful number, since it uses less digits than its factorization.

13040407266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100305.

The product of its (nonzero) digits is 24192, while the sum is 33.

The spelling of 13040407266 in words is "thirteen billion, forty million, four hundred seven thousand, two hundred sixty-six".