41156644056 has 64 divisors (see below), whose sum is σ = 112277646720. Its totient is φ = 12468126720.

The previous prime is 41156643977. The next prime is 41156644091. The reversal of 41156644056 is 65044665114.

It is a happy number.

It is a super-2 number, since 2×41156644056² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 41156643999 and 41156644017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 983496 + ... + 1024488.

It is an arithmetic number, because the mean of its divisors is an integer number (1754338230).

Almost surely, 2^41156644056 is an apocalyptic number.

It is an amenable number.

41156644056 is an abundant number, since it is smaller than the sum of its proper divisors (71121002664).

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

41156644056 is a wasteful number, since it uses less digits than its factorization.

41156644056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44816 (or 44812 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 41156644056 in words is "forty-one billion, one hundred fifty-six million, six hundred forty-four thousand, fifty-six".