1456466665 has 8 divisors (see below), whose sum is σ = 1772376768. Its totient is φ = 1148762160.

The previous prime is 1456466647. The next prime is 1456466689. The reversal of 1456466665 is 5666646541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1456466665 - 2⁵ = 1456466633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2051007 + ... + 2051716.

It is an arithmetic number, because the mean of its divisors is an integer number (221547096).

Almost surely, 2^1456466665 is an apocalyptic number.

It is an amenable number.

1456466665 is a deficient number, since it is larger than the sum of its proper divisors (315910103).

1456466665 is an equidigital number, since it uses as much as digits as its factorization.

1456466665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4102799.

The product of its digits is 3110400, while the sum is 49.

The square root of 1456466665 is about 38163.6825398179. The cubic root of 1456466665 is about 1133.5312990879.

The spelling of 1456466665 in words is "one billion, four hundred fifty-six million, four hundred sixty-six thousand, six hundred sixty-five".