41819155644 has 144 divisors (see below), whose sum is σ = 120618989568. Its totient is φ = 11204992512.

The previous prime is 41819155633. The next prime is 41819155673. The reversal of 41819155644 is 44655191814.

It is a junction number, because it is equal to n+sod(n) for n = 41819155593 and 41819155602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2821477 + ... + 2836259.

It is an arithmetic number, because the mean of its divisors is an integer number (837631872).

Almost surely, 2^41819155644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41819155644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60309494784).

41819155644 is an abundant number, since it is smaller than the sum of its proper divisors (78799833924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41819155644 is a wasteful number, since it uses less digits than its factorization.

41819155644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15104 (or 15095 counting only the distinct ones).

The product of its digits is 691200, while the sum is 48.

The spelling of 41819155644 in words is "forty-one billion, eight hundred nineteen million, one hundred fifty-five thousand, six hundred forty-four".