42662444422620 has 384 divisors, whose sum is σ = 140221941350400. Its totient is φ = 9588237880320.

The previous prime is 42662444422583. The next prime is 42662444422747. The reversal of 42662444422620 is 2622444426624.

It is a happy number.

It is a super-4 number, since 4×42662444422620⁴ (a number of 56 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 42662444422620.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 73196106 + ... + 73776654.

It is an arithmetic number, because the mean of its divisors is an integer number (365161305600).

Almost surely, 2^{42662444422620} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42662444422620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70110970675200).

42662444422620 is an abundant number, since it is smaller than the sum of its proper divisors (97559496927780).

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

42662444422620 is a wasteful number, since it uses less digits than its factorization.

42662444422620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580745 (or 580743 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 48.

The spelling of 42662444422620 in words is "forty-two trillion, six hundred sixty-two billion, four hundred forty-four million, four hundred twenty-two thousand, six hundred twenty".