41525505640 has 32 divisors (see below), whose sum is σ = 96446338560. Its totient is φ = 16074388800.

The previous prime is 41525505607. The next prime is 41525505649. The reversal of 41525505640 is 4650552514.

It is a self number, because there is not a number n which added to its sum of digits gives 41525505640.

It is not an unprimeable number, because it can be changed into a prime (41525505649) by changing a digit.

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, 16742916 + ... + 16745395.

It is an arithmetic number, because the mean of its divisors is an integer number (3013948080).

Almost surely, 2^41525505640 is an apocalyptic number.

41525505640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41525505640 is an abundant number, since it is smaller than the sum of its proper divisors (54920832920).

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

41525505640 is a wasteful number, since it uses less digits than its factorization.

41525505640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33488353 (or 33488349 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 41525505640 in words is "forty-one billion, five hundred twenty-five million, five hundred five thousand, six hundred forty".