455554919933 has 2 divisors, whose sum is σ = 455554919934. Its totient is φ = 455554919932.

The previous prime is 455554919873. The next prime is 455554919959. The reversal of 455554919933 is 339919455554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422152971289 + 33401948644 = 649733^2 + 182762^2 .

It is a cyclic number.

It is not a de Polignac number, because 455554919933 - 2¹⁶ = 455554854397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455554919333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227777459966 + 227777459967.

It is an arithmetic number, because the mean of its divisors is an integer number (227777459967).

Almost surely, 2^455554919933 is an apocalyptic number.

It is an amenable number.

455554919933 is a deficient number, since it is larger than the sum of its proper divisors (1).

455554919933 is an equidigital number, since it uses as much as digits as its factorization.

455554919933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65610000, while the sum is 62.

The spelling of 455554919933 in words is "four hundred fifty-five billion, five hundred fifty-four million, nine hundred nineteen thousand, nine hundred thirty-three".