40635061444 has 24 divisors (see below), whose sum is σ = 75311153568. Its totient is φ = 19118121600.

The previous prime is 40635061433. The next prime is 40635061457. The reversal of 40635061444 is 44416053604.

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, 252027 + ... + 380509.

It is an arithmetic number, because the mean of its divisors is an integer number (3137964732).

Almost surely, 2^40635061444 is an apocalyptic number.

It is an amenable number.

40635061444 is a deficient number, since it is larger than the sum of its proper divisors (34676092124).

40635061444 is a wasteful number, since it uses less digits than its factorization.

40635061444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133155 (or 133153 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 40635061444 in words is "forty billion, six hundred thirty-five million, sixty-one thousand, four hundred forty-four".