41155534644 has 24 divisors (see below), whose sum is σ = 109748092608. Its totient is φ = 11758724160.

The previous prime is 41155534601. The next prime is 41155534661. The reversal of 41155534644 is 44643555114.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 41155534596 and 41155534605.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 244973337 + ... + 244973504.

It is an arithmetic number, because the mean of its divisors is an integer number (4572837192).

Almost surely, 2^41155534644 is an apocalyptic number.

It is an amenable number.

41155534644 is an abundant number, since it is smaller than the sum of its proper divisors (68592557964).

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

41155534644 is a wasteful number, since it uses less digits than its factorization.

41155534644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489946855 (or 489946853 counting only the distinct ones).

The product of its digits is 576000, while the sum is 42.

The spelling of 41155534644 in words is "forty-one billion, one hundred fifty-five million, five hundred thirty-four thousand, six hundred forty-four".