40909245504 has 56 divisors (see below), whose sum is σ = 112945103040. Its totient is φ = 13043526144.

The previous prime is 40909245497. The next prime is 40909245563. The reversal of 40909245504 is 40554290904.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4627519 + ... + 4636350.

It is an arithmetic number, because the mean of its divisors is an integer number (2016876840).

Almost surely, 2^40909245504 is an apocalyptic number.

It is an amenable number.

40909245504 is an abundant number, since it is smaller than the sum of its proper divisors (72035857536).

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

40909245504 is a wasteful number, since it uses less digits than its factorization.

40909245504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9263907 (or 9263897 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 40909245504 in words is "forty billion, nine hundred nine million, two hundred forty-five thousand, five hundred four".