4321204214432 has 48 divisors (see below), whose sum is σ = 9822943650240. Its totient is φ = 1832852441088.

The previous prime is 4321204214297. The next prime is 4321204214449. The reversal of 4321204214432 is 2344124021234.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99416882 + ... + 99460337.

It is an arithmetic number, because the mean of its divisors is an integer number (204644659380).

Almost surely, 2^{4321204214432} is an apocalyptic number.

It is an amenable number.

4321204214432 is an abundant number, since it is smaller than the sum of its proper divisors (5501739435808).

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

4321204214432 is a wasteful number, since it uses less digits than its factorization.

4321204214432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198877333 (or 198877325 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 4321204214432 its reverse (2344124021234), we get a palindrome (6665328235666).

The spelling of 4321204214432 in words is "four trillion, three hundred twenty-one billion, two hundred four million, two hundred fourteen thousand, four hundred thirty-two".