22555054518 has 8 divisors (see below), whose sum is σ = 45110109048. Its totient is φ = 7518351504.

The previous prime is 22555054517. The next prime is 22555054547. The reversal of 22555054518 is 81545055522.

It is a sphenic number, since it is the product of 3 distinct primes.

22555054518 is an admirable number.

It is a super-3 number, since 3×22555054518³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22555054518.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22555054513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1879587871 + ... + 1879587882.

It is an arithmetic number, because the mean of its divisors is an integer number (5638763631).

Almost surely, 2^22555054518 is an apocalyptic number.

22555054518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22555054518 is a wasteful number, since it uses less digits than its factorization.

22555054518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3759175758.

The product of its (nonzero) digits is 400000, while the sum is 42.

The spelling of 22555054518 in words is "twenty-two billion, five hundred fifty-five million, fifty-four thousand, five hundred eighteen".