440525140000 has 120 divisors (see below), whose sum is σ = 1182281961168. Its totient is φ = 160190880000.

The previous prime is 440525139991. The next prime is 440525140037. The reversal of 440525140000 is 41525044.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 781194 + ... + 1221193.

Almost surely, 2^440525140000 is an apocalyptic number.

440525140000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

440525140000 is an abundant number, since it is smaller than the sum of its proper divisors (741756821168).

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

440525140000 is a wasteful number, since it uses less digits than its factorization.

440525140000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002428 (or 2002405 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 440525140000 its reverse (41525044), we get a palindrome (440566665044).

The spelling of 440525140000 in words is "four hundred forty billion, five hundred twenty-five million, one hundred forty thousand".