16257111707 has 2 divisors, whose sum is σ = 16257111708. Its totient is φ = 16257111706.

The previous prime is 16257111701. The next prime is 16257111727. The reversal of 16257111707 is 70711175261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16257111707 - 2¹² = 16257107611 is a prime.

It is not a weakly prime, because it can be changed into another prime (16257111701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8128555853 + 8128555854.

It is an arithmetic number, because the mean of its divisors is an integer number (8128555854).

Almost surely, 2^16257111707 is an apocalyptic number.

16257111707 is a deficient number, since it is larger than the sum of its proper divisors (1).

16257111707 is an equidigital number, since it uses as much as digits as its factorization.

16257111707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20580, while the sum is 38.

Adding to 16257111707 its reverse (70711175261), we get a palindrome (86968286968).

The spelling of 16257111707 in words is "sixteen billion, two hundred fifty-seven million, one hundred eleven thousand, seven hundred seven".