16455523433 has 2 divisors, whose sum is σ = 16455523434. Its totient is φ = 16455523432.

The previous prime is 16455523391. The next prime is 16455523457. The reversal of 16455523433 is 33432555461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14508684304 + 1946839129 = 120452^2 + 44123^2 .

It is a cyclic number.

It is not a de Polignac number, because 16455523433 - 2¹⁰ = 16455522409 is a prime.

It is not a weakly prime, because it can be changed into another prime (16455523463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8227761716 + 8227761717.

It is an arithmetic number, because the mean of its divisors is an integer number (8227761717).

Almost surely, 2^16455523433 is an apocalyptic number.

It is an amenable number.

16455523433 is a deficient number, since it is larger than the sum of its proper divisors (1).

16455523433 is an equidigital number, since it uses as much as digits as its factorization.

16455523433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 41.

The spelling of 16455523433 in words is "sixteen billion, four hundred fifty-five million, five hundred twenty-three thousand, four hundred thirty-three".