40330643424 has 48 divisors (see below), whose sum is σ = 105883303680. Its totient is φ = 13441596800.

The previous prime is 40330643399. The next prime is 40330643473. The reversal of 40330643424 is 42434603304.

40330643424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

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, 733699 + ... + 786749.

It is an arithmetic number, because the mean of its divisors is an integer number (2205902160).

Almost surely, 2^40330643424 is an apocalyptic number.

It is an amenable number.

40330643424 is an abundant number, since it is smaller than the sum of its proper divisors (65552660256).

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

40330643424 is a wasteful number, since it uses less digits than its factorization.

40330643424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60983 (or 60975 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 33.

The spelling of 40330643424 in words is "forty billion, three hundred thirty million, six hundred forty-three thousand, four hundred twenty-four".