2016740399 has 2 divisors, whose sum is σ = 2016740400. Its totient is φ = 2016740398.

The previous prime is 2016740393. The next prime is 2016740461. The reversal of 2016740399 is 9930476102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2016740399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2016740393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008370199 + 1008370200.

It is an arithmetic number, because the mean of its divisors is an integer number (1008370200).

Almost surely, 2^2016740399 is an apocalyptic number.

2016740399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016740399 is an equidigital number, since it uses as much as digits as its factorization.

2016740399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 2016740399 is about 44908.1328825860. The cubic root of 2016740399 is about 1263.4265509444.

The spelling of 2016740399 in words is "two billion, sixteen million, seven hundred forty thousand, three hundred ninety-nine".