16606954253 has 2 divisors, whose sum is σ = 16606954254. Its totient is φ = 16606954252.

The previous prime is 16606954223. The next prime is 16606954283. The reversal of 16606954253 is 35245960661.

It is a balanced prime because it is at equal distance from previous prime (16606954223) and next prime (16606954283).

It can be written as a sum of positive squares in only one way, i.e., 8989504969 + 7617449284 = 94813^2 + 87278^2 .

It is a cyclic number.

It is not a de Polignac number, because 16606954253 - 2⁸ = 16606953997 is a prime.

It is a super-2 number, since 2×16606954253² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16606954198 and 16606954207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16606954223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8303477126 + 8303477127.

It is an arithmetic number, because the mean of its divisors is an integer number (8303477127).

Almost surely, 2^16606954253 is an apocalyptic number.

It is an amenable number.

16606954253 is a deficient number, since it is larger than the sum of its proper divisors (1).

16606954253 is an equidigital number, since it uses as much as digits as its factorization.

16606954253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 47.

The spelling of 16606954253 in words is "sixteen billion, six hundred six million, nine hundred fifty-four thousand, two hundred fifty-three".