40648606268844 has 48 divisors (see below), whose sum is σ = 112134086265600. Its totient is φ = 11213408625216.

The previous prime is 40648606268813. The next prime is 40648606268909. The reversal of 40648606268844 is 44886260684604.

It is a happy 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, 8343307554 + ... + 8343312425.

It is an arithmetic number, because the mean of its divisors is an integer number (2336126797200).

Almost surely, 2^{40648606268844} is an apocalyptic number.

It is an amenable number.

40648606268844 is an abundant number, since it is smaller than the sum of its proper divisors (71485479996756).

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

40648606268844 is a wasteful number, since it uses less digits than its factorization.

40648606268844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16686620022 (or 16686620020 counting only the distinct ones).

The product of its (nonzero) digits is 339738624, while the sum is 66.

The spelling of 40648606268844 in words is "forty trillion, six hundred forty-eight billion, six hundred six million, two hundred sixty-eight thousand, eight hundred forty-four".