22154133413418 has 32 divisors (see below), whose sum is σ = 44371513549440. Its totient is φ = 7374175467840.

The previous prime is 22154133413411. The next prime is 22154133413431. The reversal of 22154133413418 is 81431433145122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22154133413418.

It is not an unprimeable number, because it can be changed into a prime (22154133413411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15625528 + ... + 16984268.

It is an arithmetic number, because the mean of its divisors is an integer number (1386609798420).

It is a self-describing number.

Almost surely, 2^{22154133413418} is an apocalyptic number.

22154133413418 is an abundant number, since it is smaller than the sum of its proper divisors (22217380136022).

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

22154133413418 is a wasteful number, since it uses less digits than its factorization.

22154133413418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362622.

The product of its digits is 276480, while the sum is 42.

The spelling of 22154133413418 in words is "twenty-two trillion, one hundred fifty-four billion, one hundred thirty-three million, four hundred thirteen thousand, four hundred eighteen".