4026850820240 has 20 divisors (see below), whose sum is σ = 9362428157244. Its totient is φ = 1610740328064.

The previous prime is 4026850820197. The next prime is 4026850820243. The reversal of 4026850820240 is 420280586204.

It can be written as a sum of positive squares in 2 ways, for example, as 1786692035584 + 2240158784656 = 1336672^2 + 1496716^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (4026850820243) 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, 25167817547 + ... + 25167817706.

Almost surely, 2^{4026850820240} is an apocalyptic number.

4026850820240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4026850820240 is an abundant number, since it is smaller than the sum of its proper divisors (5335577337004).

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

4026850820240 is a wasteful number, since it uses less digits than its factorization.

4026850820240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50335635266 (or 50335635260 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 41.

The spelling of 4026850820240 in words is "four trillion, twenty-six billion, eight hundred fifty million, eight hundred twenty thousand, two hundred forty".