447959099143537 has 2 divisors, whose sum is σ = 447959099143538. Its totient is φ = 447959099143536.

The previous prime is 447959099143433. The next prime is 447959099143541. The reversal of 447959099143537 is 735341990959744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 239872444449856 + 208086654693681 = 15487816^2 + 14425209^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447959099143537 is a prime.

It is a super-2 number, since 2×447959099143537² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (547959099143537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223979549571768 + 223979549571769.

It is an arithmetic number, because the mean of its divisors is an integer number (223979549571769).

Almost surely, 2^{447959099143537} is an apocalyptic number.

It is an amenable number.

447959099143537 is a deficient number, since it is larger than the sum of its proper divisors (1).

447959099143537 is an equidigital number, since it uses as much as digits as its factorization.

447959099143537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4629441600, while the sum is 79.

The spelling of 447959099143537 in words is "four hundred forty-seven trillion, nine hundred fifty-nine billion, ninety-nine million, one hundred forty-three thousand, five hundred thirty-seven".