16263415327 has 2 divisors, whose sum is σ = 16263415328. Its totient is φ = 16263415326.

The previous prime is 16263415249. The next prime is 16263415339. The reversal of 16263415327 is 72351436261.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16263415327 - 2¹¹ = 16263413279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16263415327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16263415397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8131707663 + 8131707664.

It is an arithmetic number, because the mean of its divisors is an integer number (8131707664).

Almost surely, 2^16263415327 is an apocalyptic number.

16263415327 is a deficient number, since it is larger than the sum of its proper divisors (1).

16263415327 is an equidigital number, since it uses as much as digits as its factorization.

16263415327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The spelling of 16263415327 in words is "sixteen billion, two hundred sixty-three million, four hundred fifteen thousand, three hundred twenty-seven".