40543604442 has 48 divisors (see below), whose sum is σ = 100874049120. Its totient is φ = 11639311200.

The previous prime is 40543604369. The next prime is 40543604443. The reversal of 40543604442 is 24440634504.

40543604442 is a `hidden beast` number, since 4 + 0 + 5 + 4 + 3 + 604 + 4 + 42 = 666.

40543604442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40543604442² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40543604397 and 40543604406.

It is not an unprimeable number, because it can be changed into a prime (40543604443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5384809 + ... + 5392332.

It is an arithmetic number, because the mean of its divisors is an integer number (2101542690).

Almost surely, 2^40543604442 is an apocalyptic number.

40543604442 is an abundant number, since it is smaller than the sum of its proper divisors (60330444678).

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

40543604442 is a wasteful number, since it uses less digits than its factorization.

40543604442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10777179 (or 10777176 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

The spelling of 40543604442 in words is "forty billion, five hundred forty-three million, six hundred four thousand, four hundred forty-two".