455322661 has 4 divisors (see below), whose sum is σ = 458049312. Its totient is φ = 452596012.

The previous prime is 455322653. The next prime is 455322677. The reversal of 455322661 is 166223554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 455322661 - 2³ = 455322653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455320661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1363075 + ... + 1363408.

It is an arithmetic number, because the mean of its divisors is an integer number (114512328).

Almost surely, 2^455322661 is an apocalyptic number.

It is an amenable number.

455322661 is a deficient number, since it is larger than the sum of its proper divisors (2726651).

455322661 is a wasteful number, since it uses less digits than its factorization.

455322661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726650.

The product of its digits is 43200, while the sum is 34.

The square root of 455322661 is about 21338.2909578063. The cubic root of 455322661 is about 769.3189350783.

The spelling of 455322661 in words is "four hundred fifty-five million, three hundred twenty-two thousand, six hundred sixty-one".