13366692456890 has 16 divisors (see below), whose sum is σ = 25326364655520. Its totient is φ = 5065272930960.

The previous prime is 13366692456889. The next prime is 13366692456907. The reversal of 13366692456890 is 9865429666331.

It is a self number, because there is not a number n which added to its sum of digits gives 13366692456890.

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, 35175506276 + ... + 35175506655.

It is an arithmetic number, because the mean of its divisors is an integer number (1582897790970).

Almost surely, 2^{13366692456890} is an apocalyptic number.

13366692456890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13366692456890 is a deficient number, since it is larger than the sum of its proper divisors (11959672198630).

13366692456890 is a wasteful number, since it uses less digits than its factorization.

13366692456890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70351012957.

The product of its (nonzero) digits is 302330880, while the sum is 68.

The spelling of 13366692456890 in words is "thirteen trillion, three hundred sixty-six billion, six hundred ninety-two million, four hundred fifty-six thousand, eight hundred ninety".