16216350631411 has 8 divisors (see below), whose sum is σ = 18559792665344. Its totient is φ = 13879613726280.

The previous prime is 16216350631381. The next prime is 16216350631463. The reversal of 16216350631411 is 11413605361261.

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 16216350631411 - 2⁹ = 16216350630899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16216350632411) 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, 1676277015 + ... + 1676286688.

It is an arithmetic number, because the mean of its divisors is an integer number (2319974083168).

Almost surely, 2^{16216350631411} is an apocalyptic number.

16216350631411 is a deficient number, since it is larger than the sum of its proper divisors (2343442033933).

16216350631411 is an equidigital number, since it uses as much as digits as its factorization.

16216350631411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352564401.

The product of its (nonzero) digits is 77760, while the sum is 40.

Adding to 16216350631411 its reverse (11413605361261), we get a palindrome (27629955992672).

The spelling of 16216350631411 in words is "sixteen trillion, two hundred sixteen billion, three hundred fifty million, six hundred thirty-one thousand, four hundred eleven".