440945244012 has 96 divisors (see below), whose sum is σ = 1266456013312. Its totient is φ = 116279318016.

The previous prime is 440945244011. The next prime is 440945244031. The reversal of 440945244012 is 210442549044.

It is a super-2 number, since 2×440945244012² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (440945244011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11690688 + ... + 11728344.

Almost surely, 2^440945244012 is an apocalyptic number.

440945244012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

440945244012 is an abundant number, since it is smaller than the sum of its proper divisors (825510769300).

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

440945244012 is a wasteful number, since it uses less digits than its factorization.

440945244012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48407 (or 48405 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 39.

The spelling of 440945244012 in words is "four hundred forty billion, nine hundred forty-five million, two hundred forty-four thousand, twelve".