63158344099 has 2 divisors, whose sum is σ = 63158344100. Its totient is φ = 63158344098.

The previous prime is 63158344079. The next prime is 63158344129. The reversal of 63158344099 is 99044385136.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63158344099 - 2⁹ = 63158343587 is a prime.

It is not a weakly prime, because it can be changed into another prime (63158344079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31579172049 + 31579172050.

It is an arithmetic number, because the mean of its divisors is an integer number (31579172050).

Almost surely, 2^63158344099 is an apocalyptic number.

63158344099 is a deficient number, since it is larger than the sum of its proper divisors (1).

63158344099 is an equidigital number, since it uses as much as digits as its factorization.

63158344099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 63158344099 in words is "sixty-three billion, one hundred fifty-eight million, three hundred forty-four thousand, ninety-nine".