456446855939 has 2 divisors, whose sum is σ = 456446855940. Its totient is φ = 456446855938.

The previous prime is 456446855929. The next prime is 456446855989. The reversal of 456446855939 is 939558644654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 456446855939 - 2¹² = 456446851843 is a prime.

It is not a weakly prime, because it can be changed into another prime (456446855929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228223427969 + 228223427970.

It is an arithmetic number, because the mean of its divisors is an integer number (228223427970).

Almost surely, 2^456446855939 is an apocalyptic number.

456446855939 is a deficient number, since it is larger than the sum of its proper divisors (1).

456446855939 is an equidigital number, since it uses as much as digits as its factorization.

456446855939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872000, while the sum is 68.

The spelling of 456446855939 in words is "four hundred fifty-six billion, four hundred forty-six million, eight hundred fifty-five thousand, nine hundred thirty-nine".