40434005532 has 12 divisors (see below), whose sum is σ = 94346012936. Its totient is φ = 13478001840.

The previous prime is 40434005509. The next prime is 40434005533. The reversal of 40434005532 is 23550043404.

40434005532 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 (12).

It is a self number, because there is not a number n which added to its sum of digits gives 40434005532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40434005533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1684750219 + ... + 1684750242.

Almost surely, 2^40434005532 is an apocalyptic number.

It is an amenable number.

40434005532 is an abundant number, since it is smaller than the sum of its proper divisors (53912007404).

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

40434005532 is a wasteful number, since it uses less digits than its factorization.

40434005532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3369500468 (or 3369500466 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 40434005532 its reverse (23550043404), we get a palindrome (63984048936).

The spelling of 40434005532 in words is "forty billion, four hundred thirty-four million, five thousand, five hundred thirty-two".