42444025532 has 6 divisors (see below), whose sum is σ = 74277044688. Its totient is φ = 21222012764.

The previous prime is 42444025493. The next prime is 42444025541. The reversal of 42444025532 is 23552044424.

It is a super-2 number, since 2×42444025532² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42444025492 and 42444025501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5305503188 + ... + 5305503195.

It is an arithmetic number, because the mean of its divisors is an integer number (12379507448).

Almost surely, 2^42444025532 is an apocalyptic number.

It is an amenable number.

42444025532 is a deficient number, since it is larger than the sum of its proper divisors (31833019156).

42444025532 is a wasteful number, since it uses less digits than its factorization.

42444025532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10611006387 (or 10611006385 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 42444025532 its reverse (23552044424), we get a palindrome (65996069956).

The spelling of 42444025532 in words is "forty-two billion, four hundred forty-four million, twenty-five thousand, five hundred thirty-two".