16212564141 has 8 divisors (see below), whose sum is σ = 21626529120. Its totient is φ = 10803487632.

The previous prime is 16212564127. The next prime is 16212564187. The reversal of 16212564141 is 14146521261.

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

It is not a de Polignac number, because 16212564141 - 2⁷ = 16212564013 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16212565141) 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, 1214371 + ... + 1227648.

It is an arithmetic number, because the mean of its divisors is an integer number (2703316140).

Almost surely, 2^16212564141 is an apocalyptic number.

It is an amenable number.

16212564141 is a deficient number, since it is larger than the sum of its proper divisors (5413964979).

16212564141 is a wasteful number, since it uses less digits than its factorization.

16212564141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444235.

The product of its digits is 11520, while the sum is 33.

The spelling of 16212564141 in words is "sixteen billion, two hundred twelve million, five hundred sixty-four thousand, one hundred forty-one".