440022462542421 has 32 divisors (see below), whose sum is σ = 657443671531008. Its totient is φ = 259428171608640.

The previous prime is 440022462542389. The next prime is 440022462542441. The reversal of 440022462542421 is 124245264220044.

It is not a de Polignac number, because 440022462542421 - 2⁵ = 440022462542389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440022462542441) 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, 23808415 + ... + 38037948.

It is an arithmetic number, because the mean of its divisors is an integer number (20545114735344).

Almost surely, 2^{440022462542421} is an apocalyptic number.

It is an amenable number.

440022462542421 is a deficient number, since it is larger than the sum of its proper divisors (217421208988587).

440022462542421 is a wasteful number, since it uses less digits than its factorization.

440022462542421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61852241.

The product of its (nonzero) digits is 983040, while the sum is 42.

The spelling of 440022462542421 in words is "four hundred forty trillion, twenty-two billion, four hundred sixty-two million, five hundred forty-two thousand, four hundred twenty-one".