63642606672103 has 2 divisors, whose sum is σ = 63642606672104. Its totient is φ = 63642606672102.

The previous prime is 63642606672091. The next prime is 63642606672149. The reversal of 63642606672103 is 30127660624636.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63642606672103 - 2⁹ = 63642606671591 is a prime.

It is a super-3 number, since 3×63642606672103³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63642606670103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31821303336051 + 31821303336052.

It is an arithmetic number, because the mean of its divisors is an integer number (31821303336052).

Almost surely, 2^{63642606672103} is an apocalyptic number.

63642606672103 is a deficient number, since it is larger than the sum of its proper divisors (1).

63642606672103 is an equidigital number, since it uses as much as digits as its factorization.

63642606672103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 52.

The spelling of 63642606672103 in words is "sixty-three trillion, six hundred forty-two billion, six hundred six million, six hundred seventy-two thousand, one hundred three".