13448949212161 has 8 divisors (see below), whose sum is σ = 14159837797920. Its totient is φ = 12738365541792.

The previous prime is 13448949212159. The next prime is 13448949212239. The reversal of 13448949212161 is 16121294984431.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13448949212161 - 2¹ = 13448949212159 is a prime.

It is a super-2 number, since 2×13448949212161² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13448949212131) 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, 76138300 + ... + 76314733.

It is an arithmetic number, because the mean of its divisors is an integer number (1769979724740).

Almost surely, 2^{13448949212161} is an apocalyptic number.

It is an amenable number.

13448949212161 is a deficient number, since it is larger than the sum of its proper divisors (710888585759).

13448949212161 is a wasteful number, since it uses less digits than its factorization.

13448949212161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152457695.

The product of its digits is 2985984, while the sum is 55.

The spelling of 13448949212161 in words is "thirteen trillion, four hundred forty-eight billion, nine hundred forty-nine million, two hundred twelve thousand, one hundred sixty-one".