22154162414052 has 96 divisors (see below), whose sum is σ = 57616076044800. Its totient is φ = 6584343316992.

The previous prime is 22154162414051. The next prime is 22154162414057. The reversal of 22154162414052 is 25041426145122.

It is a self number, because there is not a number n which added to its sum of digits gives 22154162414052.

It is not an unprimeable number, because it can be changed into a prime (22154162414051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258637543 + ... + 258723185.

It is an arithmetic number, because the mean of its divisors is an integer number (600167458800).

Almost surely, 2^{22154162414052} is an apocalyptic number.

It is an amenable number.

22154162414052 is an abundant number, since it is smaller than the sum of its proper divisors (35461913630748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22154162414052 is a wasteful number, since it uses less digits than its factorization.

22154162414052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152425 (or 152423 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

Adding to 22154162414052 its reverse (25041426145122), we get a palindrome (47195588559174).

The spelling of 22154162414052 in words is "twenty-two trillion, one hundred fifty-four billion, one hundred sixty-two million, four hundred fourteen thousand, fifty-two".