457204077545 has 8 divisors (see below), whose sum is σ = 554077021320. Its totient is φ = 362141843200.

The previous prime is 457204077529. The next prime is 457204077569. The reversal of 457204077545 is 545770402754.

It can be written as a sum of positive squares in 4 ways, for example, as 96035530816 + 361168546729 = 309896^2 + 600973^2 .

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

It is not a de Polignac number, because 457204077545 - 2⁴ = 457204077529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 457204077493 and 457204077502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452676800 + ... + 452677809.

It is an arithmetic number, because the mean of its divisors is an integer number (69259627665).

Almost surely, 2^457204077545 is an apocalyptic number.

It is an amenable number.

457204077545 is a deficient number, since it is larger than the sum of its proper divisors (96872943775).

457204077545 is a wasteful number, since it uses less digits than its factorization.

457204077545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905354715.

The product of its (nonzero) digits is 5488000, while the sum is 50.

The spelling of 457204077545 in words is "four hundred fifty-seven billion, two hundred four million, seventy-seven thousand, five hundred forty-five".