42810664523 has 8 divisors (see below), whose sum is σ = 46709642736. Its totient is φ = 38912869600.

The previous prime is 42810664499. The next prime is 42810664573. The reversal of 42810664523 is 32546601824.

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

It is not a de Polignac number, because 42810664523 - 2⁶ = 42810664459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42810664573) 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 7 ways as a sum of consecutive naturals, for example, 219308 + ... + 365673.

It is an arithmetic number, because the mean of its divisors is an integer number (5838705342).

Almost surely, 2^42810664523 is an apocalyptic number.

42810664523 is a deficient number, since it is larger than the sum of its proper divisors (3898978213).

42810664523 is a wasteful number, since it uses less digits than its factorization.

42810664523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591645.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 42810664523 in words is "forty-two billion, eight hundred ten million, six hundred sixty-four thousand, five hundred twenty-three".