22224354001551 has 48 divisors (see below), whose sum is σ = 36089694391296. Its totient is φ = 13076316399168.

The previous prime is 22224354001517. The next prime is 22224354001559. The reversal of 22224354001551 is 15510045342222.

22224354001551 is a `hidden beast` number, since 2 + 2 + 2 + 243 + 5 + 400 + 1 + 5 + 5 + 1 = 666.

It is not a de Polignac number, because 22224354001551 - 2²¹ = 22224351904399 is a prime.

It is a super-5 number, since 5×22224354001551⁵ (a number of 68 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22224354001559) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4556346 + ... + 8075208.

It is an arithmetic number, because the mean of its divisors is an integer number (751868633152).

Almost surely, 2^{22224354001551} is an apocalyptic number.

22224354001551 is a deficient number, since it is larger than the sum of its proper divisors (13865340389745).

22224354001551 is a wasteful number, since it uses less digits than its factorization.

22224354001551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521252 (or 3521249 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 22224354001551 its reverse (15510045342222), we get a palindrome (37734399343773).

The spelling of 22224354001551 in words is "twenty-two trillion, two hundred twenty-four billion, three hundred fifty-four million, one thousand, five hundred fifty-one".