16749654101 has 2 divisors, whose sum is σ = 16749654102. Its totient is φ = 16749654100.

The previous prime is 16749654037. The next prime is 16749654127. The reversal of 16749654101 is 10145694761.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15819099076 + 930555025 = 125774^2 + 30505^2 .

It is a cyclic number.

It is not a de Polignac number, because 16749654101 - 2⁶ = 16749654037 is a prime.

It is a super-2 number, since 2×16749654101² (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 congruent number.

It is not a weakly prime, because it can be changed into another prime (16749954101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8374827050 + 8374827051.

It is an arithmetic number, because the mean of its divisors is an integer number (8374827051).

Almost surely, 2^16749654101 is an apocalyptic number.

It is an amenable number.

16749654101 is a deficient number, since it is larger than the sum of its proper divisors (1).

16749654101 is an equidigital number, since it uses as much as digits as its factorization.

16749654101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 16749654101 in words is "sixteen billion, seven hundred forty-nine million, six hundred fifty-four thousand, one hundred one".