41642556780 has 192 divisors, whose sum is σ = 128208084480. Its totient is φ = 10015488000.

The previous prime is 41642556751. The next prime is 41642556821. The reversal of 41642556780 is 8765524614.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 69288480 + ... + 69289080.

It is an arithmetic number, because the mean of its divisors is an integer number (667750440).

Almost surely, 2^41642556780 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 41642556780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64104042240).

41642556780 is an abundant number, since it is smaller than the sum of its proper divisors (86565527700).

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

41642556780 is a wasteful number, since it uses less digits than its factorization.

41642556780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280 (or 1278 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 41642556780 in words is "forty-one billion, six hundred forty-two million, five hundred fifty-six thousand, seven hundred eighty".