440100116322621 has 8 divisors (see below), whose sum is σ = 605729192358144. Its totient is φ = 283935558917760.

The previous prime is 440100116322499. The next prime is 440100116322631. The reversal of 440100116322621 is 126223611001044.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 440100116322621 - 2²³ = 440100107934013 is a prime.

It is a super-2 number, since 2×440100116322621² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440100116322631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2366129657556 + ... + 2366129657741.

It is an arithmetic number, because the mean of its divisors is an integer number (75716149044768).

Almost surely, 2^{440100116322621} is an apocalyptic number.

It is an amenable number.

440100116322621 is a deficient number, since it is larger than the sum of its proper divisors (165629076035523).

440100116322621 is a wasteful number, since it uses less digits than its factorization.

440100116322621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4732259315331.

The product of its (nonzero) digits is 13824, while the sum is 33.

Adding to 440100116322621 its reverse (126223611001044), we get a palindrome (566323727323665).

The spelling of 440100116322621 in words is "four hundred forty trillion, one hundred billion, one hundred sixteen million, three hundred twenty-two thousand, six hundred twenty-one".