3628538399 has 2 divisors, whose sum is σ = 3628538400. Its totient is φ = 3628538398.

The previous prime is 3628538393. The next prime is 3628538411. The reversal of 3628538399 is 9938358263.

3628538399 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3628538399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3628538393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1814269199 + 1814269200.

It is an arithmetic number, because the mean of its divisors is an integer number (1814269200).

Almost surely, 2^3628538399 is an apocalyptic number.

3628538399 is a deficient number, since it is larger than the sum of its proper divisors (1).

3628538399 is an equidigital number, since it uses as much as digits as its factorization.

3628538399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8398080, while the sum is 56.

The square root of 3628538399 is about 60237.3505310451. The cubic root of 3628538399 is about 1536.6580702027.

The spelling of 3628538399 in words is "three billion, six hundred twenty-eight million, five hundred thirty-eight thousand, three hundred ninety-nine".