16210000447 has 2 divisors, whose sum is σ = 16210000448. Its totient is φ = 16210000446.

The previous prime is 16210000397. The next prime is 16210000451. The reversal of 16210000447 is 74400001261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16210000447 - 2¹⁵ = 16209967679 is a prime.

It is a super-2 number, since 2×16210000447² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16210001447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8105000223 + 8105000224.

It is an arithmetic number, because the mean of its divisors is an integer number (8105000224).

Almost surely, 2^16210000447 is an apocalyptic number.

16210000447 is a deficient number, since it is larger than the sum of its proper divisors (1).

16210000447 is an equidigital number, since it uses as much as digits as its factorization.

16210000447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The spelling of 16210000447 in words is "sixteen billion, two hundred ten million, four hundred forty-seven", and thus it is an aban number.