11224470720440 has 32 divisors (see below), whose sum is σ = 25326603229680. Its totient is φ = 4477069335552.

The previous prime is 11224470720389. The next prime is 11224470720457. The reversal of 11224470720440 is 4402707442211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11224470720394 and 11224470720403.

It is a congruent number.

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, 397452974 + ... + 397481213.

Almost surely, 2^{11224470720440} is an apocalyptic number.

11224470720440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11224470720440 is an abundant number, since it is smaller than the sum of its proper divisors (14102132509240).

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

11224470720440 is a wasteful number, since it uses less digits than its factorization.

11224470720440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794934551 (or 794934547 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 38.

The spelling of 11224470720440 in words is "eleven trillion, two hundred twenty-four billion, four hundred seventy million, seven hundred twenty thousand, four hundred forty".