4470118121821 has 8 divisors (see below), whose sum is σ = 5163344996544. Its totient is φ = 3824699997120.

The previous prime is 4470118121809. The next prime is 4470118121867. The reversal of 4470118121821 is 1281218110744.

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

It is a cyclic number.

It is not a de Polignac number, because 4470118121821 - 2⁹ = 4470118121309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4470118121621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11952187305 + ... + 11952187678.

It is an arithmetic number, because the mean of its divisors is an integer number (645418124568).

Almost surely, 2^{4470118121821} is an apocalyptic number.

It is an amenable number.

4470118121821 is a deficient number, since it is larger than the sum of its proper divisors (693226874723).

4470118121821 is a wasteful number, since it uses less digits than its factorization.

4470118121821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23904375011.

The product of its (nonzero) digits is 28672, while the sum is 40.

The spelling of 4470118121821 in words is "four trillion, four hundred seventy billion, one hundred eighteen million, one hundred twenty-one thousand, eight hundred twenty-one".