22042051552 has 24 divisors (see below), whose sum is σ = 43482285000. Its totient is φ = 10998931584.

The previous prime is 22042051543. The next prime is 22042051561. The reversal of 22042051552 is 25515024022.

It is an interprime number because it is at equal distance from previous prime (22042051543) and next prime (22042051561).

It is a self number, because there is not a number n which added to its sum of digits gives 22042051552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674227 + ... + 706162.

It is an arithmetic number, because the mean of its divisors is an integer number (1811761875).

Almost surely, 2^22042051552 is an apocalyptic number.

It is an amenable number.

22042051552 is a deficient number, since it is larger than the sum of its proper divisors (21440233448).

22042051552 is a wasteful number, since it uses less digits than its factorization.

22042051552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380898 (or 1380890 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 22042051552 its reverse (25515024022), we get a palindrome (47557075574).

The spelling of 22042051552 in words is "twenty-two billion, forty-two million, fifty-one thousand, five hundred fifty-two".