244720224036040 has 32 divisors (see below), whose sum is σ = 550632097196280. Its totient is φ = 97886028616192.

The previous prime is 244720224035999. The next prime is 244720224036083. The reversal of 244720224036040 is 40630422027442.

It can be written as a sum of positive squares in 4 ways, for example, as 190589566154724 + 54130657881316 = 13805418^2 + 7357354^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 244720224035984 and 244720224036002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62481919 + ... + 66282958.

Almost surely, 2^{244720224036040} is an apocalyptic number.

244720224036040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244720224036040 is an abundant number, since it is smaller than the sum of its proper divisors (305911873160240).

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

244720224036040 is a wasteful number, since it uses less digits than its factorization.

244720224036040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128812401 (or 128812397 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 40.

The spelling of 244720224036040 in words is "two hundred forty-four trillion, seven hundred twenty billion, two hundred twenty-four million, thirty-six thousand, forty".