455665377 has 4 divisors (see below), whose sum is σ = 607553840. Its totient is φ = 303776916.

The previous prime is 455665363. The next prime is 455665411. The reversal of 455665377 is 773566554.

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 not a de Polignac number, because 455665377 - 2⁴ = 455665361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455665307) 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, 75944227 + ... + 75944232.

It is an arithmetic number, because the mean of its divisors is an integer number (151888460).

Almost surely, 2^455665377 is an apocalyptic number.

It is an amenable number.

455665377 is a deficient number, since it is larger than the sum of its proper divisors (151888463).

455665377 is a wasteful number, since it uses less digits than its factorization.

455665377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151888462.

The product of its digits is 2646000, while the sum is 48.

The square root of 455665377 is about 21346.3199872952. The cubic root of 455665377 is about 769.5119057689.

The spelling of 455665377 in words is "four hundred fifty-five million, six hundred sixty-five thousand, three hundred seventy-seven".