16111632443 has 2 divisors, whose sum is σ = 16111632444. Its totient is φ = 16111632442.

The previous prime is 16111632437. The next prime is 16111632451. The reversal of 16111632443 is 34423611161.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16111632443 - 2¹⁸ = 16111370299 is a prime.

It is not a weakly prime, because it can be changed into another prime (16111638443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8055816221 + 8055816222.

It is an arithmetic number, because the mean of its divisors is an integer number (8055816222).

Almost surely, 2^16111632443 is an apocalyptic number.

16111632443 is a deficient number, since it is larger than the sum of its proper divisors (1).

16111632443 is an equidigital number, since it uses as much as digits as its factorization.

16111632443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The spelling of 16111632443 in words is "sixteen billion, one hundred eleven million, six hundred thirty-two thousand, four hundred forty-three".