16956000247 has 2 divisors, whose sum is σ = 16956000248. Its totient is φ = 16956000246.

The previous prime is 16956000233. The next prime is 16956000253. The reversal of 16956000247 is 74200065961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16956000247 - 2⁷ = 16956000119 is a prime.

It is a super-2 number, since 2×16956000247² (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 (16956000287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8478000123 + 8478000124.

It is an arithmetic number, because the mean of its divisors is an integer number (8478000124).

Almost surely, 2^16956000247 is an apocalyptic number.

16956000247 is a deficient number, since it is larger than the sum of its proper divisors (1).

16956000247 is an equidigital number, since it uses as much as digits as its factorization.

16956000247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 16956000247 in words is "sixteen billion, nine hundred fifty-six million, two hundred forty-seven", and thus it is an aban number.