426252044220 has 96 divisors (see below), whose sum is σ = 1272081355776. Its totient is φ = 106272384000.

The previous prime is 426252044219. The next prime is 426252044293. The reversal of 426252044220 is 22440252624.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1229736 + ... + 1537775.

It is an arithmetic number, because the mean of its divisors is an integer number (13250847456).

Almost surely, 2^426252044220 is an apocalyptic number.

It is an amenable number.

426252044220 is an abundant number, since it is smaller than the sum of its proper divisors (845829311556).

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

426252044220 is a wasteful number, since it uses less digits than its factorization.

426252044220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2767691 (or 2767689 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 426252044220 its reverse (22440252624), we get a palindrome (448692296844).

The spelling of 426252044220 in words is "four hundred twenty-six billion, two hundred fifty-two million, forty-four thousand, two hundred twenty".