13194145390684 has 24 divisors (see below), whose sum is σ = 24463944107568. Its totient is φ = 6204954021120.

The previous prime is 13194145390669. The next prime is 13194145390697. The reversal of 13194145390684 is 48609354149131.

It is a happy number.

It is a congruent 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, 63263479 + ... + 63471694.

It is an arithmetic number, because the mean of its divisors is an integer number (1019331004482).

Almost surely, 2^{13194145390684} is an apocalyptic number.

It is an amenable number.

13194145390684 is a deficient number, since it is larger than the sum of its proper divisors (11269798716884).

13194145390684 is a wasteful number, since it uses less digits than its factorization.

13194145390684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126736725 (or 126736723 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 13194145390684 in words is "thirteen trillion, one hundred ninety-four billion, one hundred forty-five million, three hundred ninety thousand, six hundred eighty-four".