440461633235612 has 24 divisors (see below), whose sum is σ = 787283094011904. Its totient is φ = 215524500049712.

The previous prime is 440461633235609. The next prime is 440461633235621. The reversal of 440461633235612 is 216532336164044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109732508 + ... + 113675619.

It is an arithmetic number, because the mean of its divisors is an integer number (32803462250496).

Almost surely, 2^{440461633235612} is an apocalyptic number.

It is an amenable number.

440461633235612 is a deficient number, since it is larger than the sum of its proper divisors (346821460776292).

440461633235612 is a wasteful number, since it uses less digits than its factorization.

440461633235612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223418665 (or 223418663 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 50.

Adding to 440461633235612 its reverse (216532336164044), we get a palindrome (656993969399656).

The spelling of 440461633235612 in words is "four hundred forty trillion, four hundred sixty-one billion, six hundred thirty-three million, two hundred thirty-five thousand, six hundred twelve".