4430121423402 has 16 divisors (see below), whose sum is σ = 9066295006560. Its totient is φ = 1442365114512.

The previous prime is 4430121423373. The next prime is 4430121423407. The reversal of 4430121423402 is 2043241210344.

It is a self number, because there is not a number n which added to its sum of digits gives 4430121423402.

It is not an unprimeable number, because it can be changed into a prime (4430121423407) 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, 8585506377 + ... + 8585506892.

It is an arithmetic number, because the mean of its divisors is an integer number (566643437910).

Almost surely, 2^{4430121423402} is an apocalyptic number.

4430121423402 is an abundant number, since it is smaller than the sum of its proper divisors (4636173583158).

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

4430121423402 is a wasteful number, since it uses less digits than its factorization.

4430121423402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17171013317.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 4430121423402 its reverse (2043241210344), we get a palindrome (6473362633746).

The spelling of 4430121423402 in words is "four trillion, four hundred thirty billion, one hundred twenty-one million, four hundred twenty-three thousand, four hundred two".