42420044002424 has 64 divisors (see below), whose sum is σ = 87458324797440. Its totient is φ = 19128974578560.

The previous prime is 42420044002379. The next prime is 42420044002489.

42420044002424 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4039649 + ... + 10057775.

It is an arithmetic number, because the mean of its divisors is an integer number (1366536324960).

Almost surely, 2^{42420044002424} is an apocalyptic number.

42420044002424 is a gapful number since it is divisible by the number (44) 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 42420044002424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43729162398720).

42420044002424 is an abundant number, since it is smaller than the sum of its proper divisors (45038280795016).

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

42420044002424 is a wasteful number, since it uses less digits than its factorization.

42420044002424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6018780 (or 6018776 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

It can be divided in two parts, 4242004 and 4002424, that added together give a palindrome (8244428).

The spelling of 42420044002424 in words is "forty-two trillion, four hundred twenty billion, forty-four million, two thousand, four hundred twenty-four".