440204040340 has 24 divisors (see below), whose sum is σ = 924466267872. Its totient is φ = 176074419360.

The previous prime is 440204040313. The next prime is 440204040373. The reversal of 440204040340 is 43040402044.

It is a super-3 number, since 3×440204040340³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 66207 + ... + 940633.

It is an arithmetic number, because the mean of its divisors is an integer number (38519427828).

Almost surely, 2^440204040340 is an apocalyptic number.

It is an amenable number.

440204040340 is an abundant number, since it is smaller than the sum of its proper divisors (484262227532).

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

440204040340 is a wasteful number, since it uses less digits than its factorization.

440204040340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899607 (or 899605 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 440204040340 its reverse (43040402044), we get a palindrome (483244442384).

The spelling of 440204040340 in words is "four hundred forty billion, two hundred four million, forty thousand, three hundred forty".