450636665226131 has 2 divisors, whose sum is σ = 450636665226132. Its totient is φ = 450636665226130.

The previous prime is 450636665226101. The next prime is 450636665226193. The reversal of 450636665226131 is 131622566636054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450636665226131 - 2³⁸ = 450361787319187 is a prime.

It is a super-2 number, since 2×450636665226131² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (450636665226101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225318332613065 + 225318332613066.

It is an arithmetic number, because the mean of its divisors is an integer number (225318332613066).

Almost surely, 2^{450636665226131} is an apocalyptic number.

450636665226131 is a deficient number, since it is larger than the sum of its proper divisors (1).

450636665226131 is an equidigital number, since it uses as much as digits as its factorization.

450636665226131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27993600, while the sum is 56.

The spelling of 450636665226131 in words is "four hundred fifty trillion, six hundred thirty-six billion, six hundred sixty-five million, two hundred twenty-six thousand, one hundred thirty-one".