41821609813 has 8 divisors (see below), whose sum is σ = 41920822400. Its totient is φ = 41722436448.

The previous prime is 41821609801. The next prime is 41821609829. The reversal of 41821609813 is 31890612814.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41821609813 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41821609813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41821609913) 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, 3892633 + ... + 3903361.

It is an arithmetic number, because the mean of its divisors is an integer number (5240102800).

Almost surely, 2^41821609813 is an apocalyptic number.

It is an amenable number.

41821609813 is a deficient number, since it is larger than the sum of its proper divisors (99212587).

41821609813 is a wasteful number, since it uses less digits than its factorization.

41821609813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19611.

The product of its (nonzero) digits is 82944, while the sum is 43.

The spelling of 41821609813 in words is "forty-one billion, eight hundred twenty-one million, six hundred nine thousand, eight hundred thirteen".