16745633741 has 2 divisors, whose sum is σ = 16745633742. Its totient is φ = 16745633740.

The previous prime is 16745633719. The next prime is 16745633771. The reversal of 16745633741 is 14733654761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16738925641 + 6708100 = 129379^2 + 2590^2 .

It is a cyclic number.

It is not a de Polignac number, because 16745633741 - 2¹⁸ = 16745371597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16745633701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8372816870 + 8372816871.

It is an arithmetic number, because the mean of its divisors is an integer number (8372816871).

Almost surely, 2^16745633741 is an apocalyptic number.

It is an amenable number.

16745633741 is a deficient number, since it is larger than the sum of its proper divisors (1).

16745633741 is an equidigital number, since it uses as much as digits as its factorization.

16745633741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 47.

The spelling of 16745633741 in words is "sixteen billion, seven hundred forty-five million, six hundred thirty-three thousand, seven hundred forty-one".