455657672 has 12 divisors (see below), whose sum is σ = 854471355. Its totient is φ = 227798648.

The previous prime is 455657611. The next prime is 455657717. The reversal of 455657672 is 276756554.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 227828836 + 227828836 = 15094^2 + 15094^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=15094.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 56603 + ... + 64149.

Almost surely, 2^455657672 is an apocalyptic number.

It is an amenable number.

455657672 is a deficient number, since it is larger than the sum of its proper divisors (398813683).

455657672 is an frugal number, since it uses more digits than its factorization.

455657672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15100 (or 7549 counting only the distinct ones).

The product of its digits is 1764000, while the sum is 47.

The square root of 455657672 is about 21346.1395104595. The cubic root of 455657672 is about 769.5075684321.

The spelling of 455657672 in words is "four hundred fifty-five million, six hundred fifty-seven thousand, six hundred seventy-two".