40540035452 has 48 divisors (see below), whose sum is σ = 83059699968. Its totient is φ = 16954945920.

The previous prime is 40540035443. The next prime is 40540035457. The reversal of 40540035452 is 25453004504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40540035457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99752 + ... + 301712.

It is an arithmetic number, because the mean of its divisors is an integer number (1730410416).

Almost surely, 2^40540035452 is an apocalyptic number.

It is an amenable number.

40540035452 is an abundant number, since it is smaller than the sum of its proper divisors (42519664516).

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

40540035452 is a wasteful number, since it uses less digits than its factorization.

40540035452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202146 (or 202144 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 40540035452 its reverse (25453004504), we get a palindrome (65993039956).

The spelling of 40540035452 in words is "forty billion, five hundred forty million, thirty-five thousand, four hundred fifty-two".