456446855929 has 2 divisors, whose sum is σ = 456446855930. Its totient is φ = 456446855928.

The previous prime is 456446855869. The next prime is 456446855939. The reversal of 456446855929 is 929558644654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310641251904 + 145805604025 = 557352^2 + 381845^2 .

It is a cyclic number.

It is not a de Polignac number, because 456446855929 - 2¹⁷ = 456446724857 is a prime.

It is not a weakly prime, because it can be changed into another prime (456446855939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228223427964 + 228223427965.

It is an arithmetic number, because the mean of its divisors is an integer number (228223427965).

Almost surely, 2^456446855929 is an apocalyptic number.

It is an amenable number.

456446855929 is a deficient number, since it is larger than the sum of its proper divisors (1).

456446855929 is an equidigital number, since it uses as much as digits as its factorization.

456446855929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248000, while the sum is 67.

The spelling of 456446855929 in words is "four hundred fifty-six billion, four hundred forty-six million, eight hundred fifty-five thousand, nine hundred twenty-nine".