40325522543 has 4 divisors (see below), whose sum is σ = 40412619168. Its totient is φ = 40238425920.

The previous prime is 40325522539. The next prime is 40325522561. The reversal of 40325522543 is 34522552304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40325522543 - 2² = 40325522539 is a prime.

It is a super-2 number, since 2×40325522543² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40325522533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43547618 + ... + 43548543.

It is an arithmetic number, because the mean of its divisors is an integer number (10103154792).

Almost surely, 2^40325522543 is an apocalyptic number.

40325522543 is a deficient number, since it is larger than the sum of its proper divisors (87096625).

40325522543 is an equidigital number, since it uses as much as digits as its factorization.

40325522543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87096624.

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 40325522543 in words is "forty billion, three hundred twenty-five million, five hundred twenty-two thousand, five hundred forty-three".