447157616039 has 2 divisors, whose sum is σ = 447157616040. Its totient is φ = 447157616038.

The previous prime is 447157616027. The next prime is 447157616051. The reversal of 447157616039 is 930616751744.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (447157616027) and next prime (447157616051).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447157616039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447157616069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223578808019 + 223578808020.

It is an arithmetic number, because the mean of its divisors is an integer number (223578808020).

Almost surely, 2^447157616039 is an apocalyptic number.

447157616039 is a deficient number, since it is larger than the sum of its proper divisors (1).

447157616039 is an equidigital number, since it uses as much as digits as its factorization.

447157616039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 447157616039 in words is "four hundred forty-seven billion, one hundred fifty-seven million, six hundred sixteen thousand, thirty-nine".