42022054834 has 4 divisors (see below), whose sum is σ = 63033082254. Its totient is φ = 21011027416.

The previous prime is 42022054829. The next prime is 42022054859. The reversal of 42022054834 is 43845022024.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 33111261225 + 8910793609 = 181965^2 + 94397^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42022054834.

It is an unprimeable number.

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, 10505513707 + ... + 10505513710.

Almost surely, 2^42022054834 is an apocalyptic number.

42022054834 is a deficient number, since it is larger than the sum of its proper divisors (21011027420).

42022054834 is a wasteful number, since it uses less digits than its factorization.

42022054834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21011027419.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 42022054834 its reverse (43845022024), we get a palindrome (85867076858).

The spelling of 42022054834 in words is "forty-two billion, twenty-two million, fifty-four thousand, eight hundred thirty-four".