40441220724 has 24 divisors (see below), whose sum is σ = 94366826848. Its totient is φ = 13479838560.

The previous prime is 40441220707. The next prime is 40441220759. The reversal of 40441220724 is 42702214404.

40441220724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40441220691 and 40441220700.

It is a congruent number.

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, 305094 + ... + 417090.

Almost surely, 2^40441220724 is an apocalyptic number.

It is an amenable number.

40441220724 is an abundant number, since it is smaller than the sum of its proper divisors (53925606124).

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

40441220724 is a wasteful number, since it uses less digits than its factorization.

40441220724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142095 (or 142093 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 30.

The spelling of 40441220724 in words is "forty billion, four hundred forty-one million, two hundred twenty thousand, seven hundred twenty-four".