16436011401 has 64 divisors (see below), whose sum is σ = 25180323840. Its totient is φ = 10724033232.

The previous prime is 16436011399. The next prime is 16436011429. The reversal of 16436011401 is 10411063461.

16436011401 is a `hidden beast` number, since 1 + 6 + 43 + 601 + 14 + 0 + 1 = 666.

16436011401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16436011401 - 2¹ = 16436011399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (16436011441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32675716 + ... + 32676218.

It is an arithmetic number, because the mean of its divisors is an integer number (393442560).

Almost surely, 2^16436011401 is an apocalyptic number.

It is an amenable number.

16436011401 is a deficient number, since it is larger than the sum of its proper divisors (8744312439).

16436011401 is an frugal number, since it uses more digits than its factorization.

16436011401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814 (or 796 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 16436011401 its reverse (10411063461), we get a palindrome (26847074862).

The spelling of 16436011401 in words is "sixteen billion, four hundred thirty-six million, eleven thousand, four hundred one".