14894981132161 has 8 divisors (see below), whose sum is σ = 16040808803880. Its totient is φ = 13749162016512.

The previous prime is 14894981132111. The next prime is 14894981132179. The reversal of 14894981132161 is 16123118949841.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3547892452225 + 11347088679936 = 1883585^2 + 3368544^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14894981132161 - 2⁷ = 14894981132033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14894981132096 and 14894981132105.

It is not an unprimeable number, because it can be changed into a prime (14894981132111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1736745 + ... + 5727673.

It is an arithmetic number, because the mean of its divisors is an integer number (2005101100485).

Almost surely, 2^{14894981132161} is an apocalyptic number.

It is an amenable number.

14894981132161 is a deficient number, since it is larger than the sum of its proper divisors (1145827671719).

14894981132161 is a wasteful number, since it uses less digits than its factorization.

14894981132161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4278035.

The product of its digits is 2985984, while the sum is 58.

The spelling of 14894981132161 in words is "fourteen trillion, eight hundred ninety-four billion, nine hundred eighty-one million, one hundred thirty-two thousand, one hundred sixty-one".