4235421944880 has 640 divisors, whose sum is σ = 16835853864960. Its totient is φ = 958670069760.

The previous prime is 4235421944879. The next prime is 4235421944917. The reversal of 4235421944880 is 884491245324.

4235421944880 is a `hidden beast` number, since 4 + 2 + 3 + 54 + 21 + 94 + 488 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 738261372 + ... + 738267108.

It is an arithmetic number, because the mean of its divisors is an integer number (26306021664).

Almost surely, 2^{4235421944880} is an apocalyptic number.

4235421944880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4235421944880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8417926932480).

4235421944880 is an abundant number, since it is smaller than the sum of its proper divisors (12600431920080).

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

4235421944880 is a wasteful number, since it uses less digits than its factorization.

4235421944880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6234 (or 6222 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 54.

The spelling of 4235421944880 in words is "four trillion, two hundred thirty-five billion, four hundred twenty-one million, nine hundred forty-four thousand, eight hundred eighty".