13640403446036 has 12 divisors (see below), whose sum is σ = 25127058979680. Its totient is φ = 6461243737560.

The previous prime is 13640403446027. The next prime is 13640403446069. The reversal of 13640403446036 is 63064430404631.

It is a super-2 number, since 2×13640403446036² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89739496280 + ... + 89739496431.

It is an arithmetic number, because the mean of its divisors is an integer number (2093921581640).

Almost surely, 2^{13640403446036} is an apocalyptic number.

It is an amenable number.

13640403446036 is a deficient number, since it is larger than the sum of its proper divisors (11486655533644).

13640403446036 is a wasteful number, since it uses less digits than its factorization.

13640403446036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179478992734 (or 179478992732 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 44.

The spelling of 13640403446036 in words is "thirteen trillion, six hundred forty billion, four hundred three million, four hundred forty-six thousand, thirty-six".