457561428507 has 12 divisors (see below), whose sum is σ = 661171785040. Its totient is φ = 304925696208.

The previous prime is 457561428469. The next prime is 457561428517. The reversal of 457561428507 is 705824165754.

It is a happy number.

457561428507 is a `hidden beast` number, since 4 + 5 + 7 + 561 + 4 + 28 + 50 + 7 = 666.

It is not a de Polignac number, because 457561428507 - 2⁸ = 457561428251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (457561428517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9579532 + ... + 9627177.

Almost surely, 2^457561428507 is an apocalyptic number.

457561428507 is a deficient number, since it is larger than the sum of its proper divisors (203610356533).

457561428507 is a wasteful number, since it uses less digits than its factorization.

457561428507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19209362 (or 19209359 counting only the distinct ones).

The product of its (nonzero) digits is 9408000, while the sum is 54.

The spelling of 457561428507 in words is "four hundred fifty-seven billion, five hundred sixty-one million, four hundred twenty-eight thousand, five hundred seven".