42657063903 has 36 divisors (see below), whose sum is σ = 63398069280. Its totient is φ = 27637998336.

The previous prime is 42657063899. The next prime is 42657063923. The reversal of 42657063903 is 30936075624.

42657063903 is a `hidden beast` number, since 4 + 2 + 6 + 5 + 7 + 0 + 639 + 0 + 3 = 666.

It is not a de Polignac number, because 42657063903 - 2² = 42657063899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42657063923) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 16348663 + ... + 16351271.

It is an arithmetic number, because the mean of its divisors is an integer number (1761057480).

Almost surely, 2^42657063903 is an apocalyptic number.

42657063903 is a deficient number, since it is larger than the sum of its proper divisors (20741005377).

42657063903 is a wasteful number, since it uses less digits than its factorization.

42657063903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016 (or 3976 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 42657063903 in words is "forty-two billion, six hundred fifty-seven million, sixty-three thousand, nine hundred three".