4645636403 has 2 divisors, whose sum is σ = 4645636404.
Its totient is φ = 4645636402.
The previous prime is 4645636381. The next prime is 4645636433. The reversal of 4645636403 is 3046365464.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 4645636403 - 26 = 4645636339 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (4645636433) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322818201 + 2322818202.
It is an arithmetic number, because the mean of its divisors is an integer number (2322818202).
Almost surely, 24645636403 is an apocalyptic number.
4645636403 is a deficient number, since it is larger than the sum of its proper divisors (1).
4645636403 is an equidigital number, since it uses as much as digits as its factorization.
4645636403 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 622080, while the sum is 41.
The square root of 4645636403 is about 68158.9055296518.
The cubic root of 4645636403 is about 1668.5852700004.
The spelling of 4645636403 in words is "four billion, six hundred forty-five million, six hundred thirty-six thousand, four hundred three".