2220353524240 has 80 divisors (see below), whose sum is σ = 5225145444288. Its totient is φ = 877335638528.

The previous prime is 2220353524231. The next prime is 2220353524261. The reversal of 2220353524240 is 424253530222.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 2220353524196 and 2220353524205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78424167 + ... + 78452473.

Almost surely, 2^{2220353524240} is an apocalyptic number.

2220353524240 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 2220353524240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2612572722144).

2220353524240 is an abundant number, since it is smaller than the sum of its proper divisors (3004791920048).

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

2220353524240 is a wasteful number, since it uses less digits than its factorization.

2220353524240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40216 (or 40210 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 34.

The spelling of 2220353524240 in words is "two trillion, two hundred twenty billion, three hundred fifty-three million, five hundred twenty-four thousand, two hundred forty".