40424325365 has 4 divisors (see below), whose sum is σ = 48509190444. Its totient is φ = 32339460288.

The previous prime is 40424325341. The next prime is 40424325371. The reversal of 40424325365 is 56352342404.

40424325365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23832566884 + 16591758481 = 154378^2 + 128809^2 .

It is a cyclic number.

It is not a de Polignac number, because 40424325365 - 2¹⁰ = 40424324341 is a prime.

It is a super-3 number, since 3×40424325365³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4042432532 + ... + 4042432541.

It is an arithmetic number, because the mean of its divisors is an integer number (12127297611).

Almost surely, 2^40424325365 is an apocalyptic number.

It is an amenable number.

40424325365 is a deficient number, since it is larger than the sum of its proper divisors (8084865079).

40424325365 is an equidigital number, since it uses as much as digits as its factorization.

40424325365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8084865078.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 40424325365 its reverse (56352342404), we get a palindrome (96776667769).

The spelling of 40424325365 in words is "forty billion, four hundred twenty-four million, three hundred twenty-five thousand, three hundred sixty-five".