40420220242204 has 24 divisors (see below), whose sum is σ = 77258958159600. Its totient is φ = 18350664727680.

The previous prime is 40420220242189. The next prime is 40420220242211. The reversal of 40420220242204 is 40224202202404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554029489 + ... + 554102440.

It is an arithmetic number, because the mean of its divisors is an integer number (3219123256650).

Almost surely, 2^{40420220242204} is an apocalyptic number.

40420220242204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40420220242204 is a deficient number, since it is larger than the sum of its proper divisors (36838737917396).

40420220242204 is a wasteful number, since it uses less digits than its factorization.

40420220242204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108132773 (or 1108132771 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40420220242204 its reverse (40224202202404), we get a palindrome (80644422444608).

The spelling of 40420220242204 in words is "forty trillion, four hundred twenty billion, two hundred twenty million, two hundred forty-two thousand, two hundred four".