14401727961 has 32 divisors (see below), whose sum is σ = 20216563200. Its totient is φ = 9106164480.

The previous prime is 14401727959. The next prime is 14401728043. The reversal of 14401727961 is 16972710441.

It is not a de Polignac number, because 14401727961 - 2¹ = 14401727959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14401727911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5884240 + ... + 5886686.

It is an arithmetic number, because the mean of its divisors is an integer number (631767600).

Almost surely, 2^14401727961 is an apocalyptic number.

It is an amenable number.

14401727961 is a deficient number, since it is larger than the sum of its proper divisors (5814835239).

14401727961 is a wasteful number, since it uses less digits than its factorization.

14401727961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3649.

The product of its (nonzero) digits is 84672, while the sum is 42.

The spelling of 14401727961 in words is "fourteen billion, four hundred one million, seven hundred twenty-seven thousand, nine hundred sixty-one".