455349644 has 6 divisors (see below), whose sum is σ = 796861884. Its totient is φ = 227674820.

The previous prime is 455349623. The next prime is 455349673. The reversal of 455349644 is 446943554.

It is a junction number, because it is equal to n+sod(n) for n = 455349595 and 455349604.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56918702 + ... + 56918709.

It is an arithmetic number, because the mean of its divisors is an integer number (132810314).

Almost surely, 2^455349644 is an apocalyptic number.

It is an amenable number.

455349644 is a deficient number, since it is larger than the sum of its proper divisors (341512240).

455349644 is a wasteful number, since it uses less digits than its factorization.

455349644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113837415 (or 113837413 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 44.

The square root of 455349644 is about 21338.9232155702. The cubic root of 455349644 is about 769.3341317176.

The spelling of 455349644 in words is "four hundred fifty-five million, three hundred forty-nine thousand, six hundred forty-four".