22418160240 has 160 divisors (see below), whose sum is σ = 79766608896. Its totient is φ = 5102069760.

The previous prime is 22418160227. The next prime is 22418160263. The reversal of 22418160240 is 4206181422.

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 = 22418160198 and 22418160207.

It is a congruent number.

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, 362805 + ... + 420075.

Almost surely, 2^22418160240 is an apocalyptic number.

22418160240 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 22418160240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39883304448).

22418160240 is an abundant number, since it is smaller than the sum of its proper divisors (57348448656).

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

22418160240 is a wasteful number, since it uses less digits than its factorization.

22418160240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57527 (or 57521 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The spelling of 22418160240 in words is "twenty-two billion, four hundred eighteen million, one hundred sixty thousand, two hundred forty".