41155817406 has 64 divisors (see below), whose sum is σ = 91152000000. Its totient is φ = 12283689600.

The previous prime is 41155817401. The next prime is 41155817413. The reversal of 41155817406 is 60471855114.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41155817401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2185720 + ... + 2204468.

It is an arithmetic number, because the mean of its divisors is an integer number (1424250000).

Almost surely, 2^41155817406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41155817406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45576000000).

41155817406 is an abundant number, since it is smaller than the sum of its proper divisors (49996182594).

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

41155817406 is a wasteful number, since it uses less digits than its factorization.

41155817406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19265.

The product of its (nonzero) digits is 134400, while the sum is 42.

The spelling of 41155817406 in words is "forty-one billion, one hundred fifty-five million, eight hundred seventeen thousand, four hundred six".