41555025666 has 96 divisors (see below), whose sum is σ = 118160640000. Its totient is φ = 10225427040.

The previous prime is 41555025643. The next prime is 41555025667. The reversal of 41555025666 is 66652055514.

It is not an unprimeable number, because it can be changed into a prime (41555025667) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 762666 + ... + 815333.

It is an arithmetic number, because the mean of its divisors is an integer number (1230840000).

Almost surely, 2^41555025666 is an apocalyptic number.

41555025666 is an abundant number, since it is smaller than the sum of its proper divisors (76605614334).

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

41555025666 is a wasteful number, since it uses less digits than its factorization.

41555025666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578044 (or 1578041 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 41555025666 in words is "forty-one billion, five hundred fifty-five million, twenty-five thousand, six hundred sixty-six".