40621242221024 has 96 divisors (see below), whose sum is σ = 84389286240000. Its totient is φ = 19194320231424.

The previous prime is 40621242220981. The next prime is 40621242221173. The reversal of 40621242221024 is 42012224212604.

40621242221024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1669651292 + ... + 1669675620.

It is an arithmetic number, because the mean of its divisors is an integer number (879055065000).

Almost surely, 2^{40621242221024} 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 40621242221024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42194643120000).

40621242221024 is an abundant number, since it is smaller than the sum of its proper divisors (43768044018976).

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

40621242221024 is a wasteful number, since it uses less digits than its factorization.

40621242221024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31000 (or 30992 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 40621242221024 its reverse (42012224212604), we get a palindrome (82633466433628).

The spelling of 40621242221024 in words is "forty trillion, six hundred twenty-one billion, two hundred forty-two million, two hundred twenty-one thousand, twenty-four".