440031402131140 has 48 divisors (see below), whose sum is σ = 925365124393920. Its totient is φ = 175765250102400.

The previous prime is 440031402131081. The next prime is 440031402131197. The reversal of 440031402131140 is 41131204130044.

It is a super-2 number, since 2×440031402131140² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440031402131099 and 440031402131108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41555826 + ... + 51058294.

It is an arithmetic number, because the mean of its divisors is an integer number (19278440091540).

Almost surely, 2^{440031402131140} is an apocalyptic number.

It is an amenable number.

440031402131140 is an abundant number, since it is smaller than the sum of its proper divisors (485333722262780).

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

440031402131140 is a wasteful number, since it uses less digits than its factorization.

440031402131140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9505732 (or 9505730 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 440031402131140 its reverse (41131204130044), we get a palindrome (481162606261184).

The spelling of 440031402131140 in words is "four hundred forty trillion, thirty-one billion, four hundred two million, one hundred thirty-one thousand, one hundred forty".