8440540714236 has 12 divisors (see below), whose sum is σ = 19694594999912. Its totient is φ = 2813513571408.

The previous prime is 8440540714213. The next prime is 8440540714237. The reversal of 8440540714236 is 6324170450448.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8440540714237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351689196415 + ... + 351689196438.

Almost surely, 2^{8440540714236} is an apocalyptic number.

It is an amenable number.

8440540714236 is an abundant number, since it is smaller than the sum of its proper divisors (11254054285676).

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

8440540714236 is a wasteful number, since it uses less digits than its factorization.

8440540714236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703378392860 (or 703378392858 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 48.

The spelling of 8440540714236 in words is "eight trillion, four hundred forty billion, five hundred forty million, seven hundred fourteen thousand, two hundred thirty-six".