16164974041 has 2 divisors, whose sum is σ = 16164974042. Its totient is φ = 16164974040.

The previous prime is 16164973949. The next prime is 16164974051. The reversal of 16164974041 is 14047946161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9604784016 + 6560190025 = 98004^2 + 80995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16164974041 is a prime.

It is a super-2 number, since 2×16164974041² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16164974051) 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, 8082487020 + 8082487021.

It is an arithmetic number, because the mean of its divisors is an integer number (8082487021).

Almost surely, 2^16164974041 is an apocalyptic number.

It is an amenable number.

16164974041 is a deficient number, since it is larger than the sum of its proper divisors (1).

16164974041 is an equidigital number, since it uses as much as digits as its factorization.

16164974041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 16164974041 in words is "sixteen billion, one hundred sixty-four million, nine hundred seventy-four thousand, forty-one".