41538783619 has 4 divisors (see below), whose sum is σ = 41561106160. Its totient is φ = 41516461080.

The previous prime is 41538783613. The next prime is 41538783641. The reversal of 41538783619 is 91638783514.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41538783619 - 2⁹ = 41538783107 is a prime.

It is a super-2 number, since 2×41538783619² (a number of 22 digits) contains 22 as substring.

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 41538783619.

It is not an unprimeable number, because it can be changed into a prime (41538783613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11158479 + ... + 11162200.

It is an arithmetic number, because the mean of its divisors is an integer number (10390276540).

Almost surely, 2^41538783619 is an apocalyptic number.

41538783619 is a deficient number, since it is larger than the sum of its proper divisors (22322541).

41538783619 is a wasteful number, since it uses less digits than its factorization.

41538783619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22322540.

The product of its digits is 4354560, while the sum is 55.

The spelling of 41538783619 in words is "forty-one billion, five hundred thirty-eight million, seven hundred eighty-three thousand, six hundred nineteen".