16158696947 has 2 divisors, whose sum is σ = 16158696948. Its totient is φ = 16158696946.

The previous prime is 16158696937. The next prime is 16158697007. The reversal of 16158696947 is 74969685161.

16158696947 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 is a cyclic number.

It is not a de Polignac number, because 16158696947 - 2⁸ = 16158696691 is a prime.

It is a super-2 number, since 2×16158696947² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16158696947.

It is not a weakly prime, because it can be changed into another prime (16158696937) 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, 8079348473 + 8079348474.

It is an arithmetic number, because the mean of its divisors is an integer number (8079348474).

Almost surely, 2^16158696947 is an apocalyptic number.

16158696947 is a deficient number, since it is larger than the sum of its proper divisors (1).

16158696947 is an equidigital number, since it uses as much as digits as its factorization.

16158696947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19595520, while the sum is 62.

The spelling of 16158696947 in words is "sixteen billion, one hundred fifty-eight million, six hundred ninety-six thousand, nine hundred forty-seven".