42404202444220 has 24 divisors (see below), whose sum is σ = 94286991317904. Its totient is φ = 15963935037696.

The previous prime is 42404202444211. The next prime is 42404202444311. The reversal of 42404202444220 is 2244420240424.

It is a super-2 number, since 2×42404202444220² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62359120902 + ... + 62359121581.

It is an arithmetic number, because the mean of its divisors is an integer number (3928624638246).

Almost surely, 2^{42404202444220} is an apocalyptic number.

It is an amenable number.

42404202444220 is an abundant number, since it is smaller than the sum of its proper divisors (51882788873684).

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

42404202444220 is a wasteful number, since it uses less digits than its factorization.

42404202444220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124718242509 (or 124718242507 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 42404202444220 its reverse (2244420240424), we get a palindrome (44648622684644).

The spelling of 42404202444220 in words is "forty-two trillion, four hundred four billion, two hundred two million, four hundred forty-four thousand, two hundred twenty".