22053514440 has 128 divisors (see below), whose sum is σ = 66880143360. Its totient is φ = 5817256704.

The previous prime is 22053514423. The next prime is 22053514459. The reversal of 22053514440 is 4441535022.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22053514398 and 22053514407.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5591109 + ... + 5595051.

It is an arithmetic number, because the mean of its divisors is an integer number (522501120).

Almost surely, 2^22053514440 is an apocalyptic number.

22053514440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22053514440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33440071680).

22053514440 is an abundant number, since it is smaller than the sum of its proper divisors (44826628920).

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

22053514440 is a wasteful number, since it uses less digits than its factorization.

22053514440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4451 (or 4447 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 22053514440 in words is "twenty-two billion, fifty-three million, five hundred fourteen thousand, four hundred forty".