440622054240 has 48 divisors (see below), whose sum is σ = 1387959472368. Its totient is φ = 117499214336.

The previous prime is 440622054221. The next prime is 440622054241. The reversal of 440622054240 is 42450226044.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440622054241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458980827 + ... + 458981786.

It is an arithmetic number, because the mean of its divisors is an integer number (28915822341).

Almost surely, 2^440622054240 is an apocalyptic number.

440622054240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

440622054240 is an abundant number, since it is smaller than the sum of its proper divisors (947337418128).

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

440622054240 is a wasteful number, since it uses less digits than its factorization.

440622054240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917962631 (or 917962623 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

The spelling of 440622054240 in words is "four hundred forty billion, six hundred twenty-two million, fifty-four thousand, two hundred forty".