17228982940 has 96 divisors (see below), whose sum is σ = 40991832000. Its totient is φ = 6037850112.

The previous prime is 17228982913. The next prime is 17228982959. The reversal of 17228982940 is 4928982271.

It is a happy number.

It is a super-2 number, since 2×17228982940² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

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, 425496 + ... + 464224.

It is an arithmetic number, because the mean of its divisors is an integer number (426998250).

Almost surely, 2^17228982940 is an apocalyptic number.

17228982940 is a gapful number since it is divisible by the number (10) 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 17228982940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20495916000).

17228982940 is an abundant number, since it is smaller than the sum of its proper divisors (23762849060).

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

17228982940 is a wasteful number, since it uses less digits than its factorization.

17228982940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38839 (or 38837 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 52.

The spelling of 17228982940 in words is "seventeen billion, two hundred twenty-eight million, nine hundred eighty-two thousand, nine hundred forty".