3642727505399 has 2 divisors, whose sum is σ = 3642727505400. Its totient is φ = 3642727505398.

The previous prime is 3642727505393. The next prime is 3642727505441. The reversal of 3642727505399 is 9935057272463.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3642727505399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3642727505393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821363752699 + 1821363752700.

It is an arithmetic number, because the mean of its divisors is an integer number (1821363752700).

Almost surely, 2^{3642727505399} is an apocalyptic number.

3642727505399 is a deficient number, since it is larger than the sum of its proper divisors (1).

3642727505399 is an equidigital number, since it uses as much as digits as its factorization.

3642727505399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 85730400, while the sum is 62.

The spelling of 3642727505399 in words is "three trillion, six hundred forty-two billion, seven hundred twenty-seven million, five hundred five thousand, three hundred ninety-nine".