455665975 has 6 divisors (see below), whose sum is σ = 565025840. Its totient is φ = 364532760.

The previous prime is 455665957. The next prime is 455665981. The reversal of 455665975 is 579566554.

It is not a de Polignac number, because 455665975 - 2²³ = 447277367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9113295 + ... + 9113344.

Almost surely, 2^455665975 is an apocalyptic number.

455665975 is a deficient number, since it is larger than the sum of its proper divisors (109359865).

455665975 is a wasteful number, since it uses less digits than its factorization.

455665975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18226649 (or 18226644 counting only the distinct ones).

The product of its digits is 5670000, while the sum is 52.

The square root of 455665975 is about 21346.3339943888. Note that the first 3 decimals coincide. The cubic root of 455665975 is about 769.5122423960.

The spelling of 455665975 in words is "four hundred fifty-five million, six hundred sixty-five thousand, nine hundred seventy-five".