42621164603 has 8 divisors (see below), whose sum is σ = 43321775616. Its totient is φ = 41923340200.

The previous prime is 42621164563. The next prime is 42621164671. The reversal of 42621164603 is 30646112624.

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

It is a cyclic number.

It is not a de Polignac number, because 42621164603 - 2⁸ = 42621164347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42621164903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665801 + ... + 727002.

It is an arithmetic number, because the mean of its divisors is an integer number (5415221952).

Almost surely, 2^42621164603 is an apocalyptic number.

42621164603 is a deficient number, since it is larger than the sum of its proper divisors (700611013).

42621164603 is a wasteful number, since it uses less digits than its factorization.

42621164603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393305.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 42621164603 in words is "forty-two billion, six hundred twenty-one million, one hundred sixty-four thousand, six hundred three".