42000219824 has 10 divisors (see below), whose sum is σ = 81375425940. Its totient is φ = 21000109904.

The previous prime is 42000219823. The next prime is 42000219871. The reversal of 42000219824 is 42891200024.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42000219823) 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 as a sum of consecutive naturals, namely, 1312506854 + ... + 1312506885.

It is an arithmetic number, because the mean of its divisors is an integer number (8137542594).

Almost surely, 2^42000219824 is an apocalyptic number.

It is an amenable number.

42000219824 is a deficient number, since it is larger than the sum of its proper divisors (39375206116).

42000219824 is a wasteful number, since it uses less digits than its factorization.

42000219824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625013747 (or 2625013741 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

Adding to 42000219824 its reverse (42891200024), we get a palindrome (84891419848).

The spelling of 42000219824 in words is "forty-two billion, two hundred nineteen thousand, eight hundred twenty-four".