442525525244 has 48 divisors (see below), whose sum is σ = 890281276416. Its totient is φ = 190497384000.

The previous prime is 442525525243. The next prime is 442525525291.

442525525244 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 442525525195 and 442525525204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442525525243) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2062532 + ... + 2266955.

It is an arithmetic number, because the mean of its divisors is an integer number (18547526592).

Almost surely, 2^442525525244 is an apocalyptic number.

442525525244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442525525244 is an abundant number, since it is smaller than the sum of its proper divisors (447755751172).

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

442525525244 is a wasteful number, since it uses less digits than its factorization.

442525525244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4329626 (or 4329624 counting only the distinct ones).

The product of its digits is 2560000, while the sum is 44.

It can be divided in two parts, 442525 and 525244, that added together give a palindrome (967769).

The spelling of 442525525244 in words is "four hundred forty-two billion, five hundred twenty-five million, five hundred twenty-five thousand, two hundred forty-four".