22010543450452 has 24 divisors (see below), whose sum is σ = 39362625517824. Its totient is φ = 10764372266592.

The previous prime is 22010543450447. The next prime is 22010543450461. The reversal of 22010543450452 is 25405434501022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36355168 + ... + 36955639.

It is an arithmetic number, because the mean of its divisors is an integer number (1640109396576).

Almost surely, 2^{22010543450452} is an apocalyptic number.

It is an amenable number.

22010543450452 is a deficient number, since it is larger than the sum of its proper divisors (17352082067372).

22010543450452 is a wasteful number, since it uses less digits than its factorization.

22010543450452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73312455 (or 73312453 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 22010543450452 its reverse (25405434501022), we get a palindrome (47415977951474).

The spelling of 22010543450452 in words is "twenty-two trillion, ten billion, five hundred forty-three million, four hundred fifty thousand, four hundred fifty-two".