42264026420240 has 20 divisors (see below), whose sum is σ = 98263861427244. Its totient is φ = 16905610568064.

The previous prime is 42264026420201. The next prime is 42264026420251. The reversal of 42264026420240 is 4202462046224.

It can be written as a sum of positive squares in 2 ways, for example, as 8399261829904 + 33864764590336 = 2898148^2 + 5819344^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 42264026420194 and 42264026420203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264150165047 + ... + 264150165206.

Almost surely, 2^{42264026420240} is an apocalyptic number.

42264026420240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42264026420240 is an abundant number, since it is smaller than the sum of its proper divisors (55999835007004).

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

42264026420240 is a wasteful number, since it uses less digits than its factorization.

42264026420240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528300330266 (or 528300330260 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 42264026420240 its reverse (4202462046224), we get a palindrome (46466488466464).

The spelling of 42264026420240 in words is "forty-two trillion, two hundred sixty-four billion, twenty-six million, four hundred twenty thousand, two hundred forty".