16527694969 has 2 divisors, whose sum is σ = 16527694970. Its totient is φ = 16527694968.

The previous prime is 16527694949. The next prime is 16527694999. The reversal of 16527694969 is 96949672561.

It is a happy number.

16527694969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13727168569 + 2800526400 = 117163^2 + 52920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16527694969 is a prime.

It is a super-2 number, since 2×16527694969² (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 16527694969.

It is not a weakly prime, because it can be changed into another prime (16527694949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8263847484 + 8263847485.

It is an arithmetic number, because the mean of its divisors is an integer number (8263847485).

Almost surely, 2^16527694969 is an apocalyptic number.

It is an amenable number.

16527694969 is a deficient number, since it is larger than the sum of its proper divisors (1).

16527694969 is an equidigital number, since it uses as much as digits as its factorization.

16527694969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44089920, while the sum is 64.

The spelling of 16527694969 in words is "sixteen billion, five hundred twenty-seven million, six hundred ninety-four thousand, nine hundred sixty-nine".