20224662600440 has 64 divisors (see below), whose sum is σ = 48184063068960. Its totient is φ = 7613709557760.

The previous prime is 20224662600437. The next prime is 20224662600451. The reversal of 20224662600440 is 4400626642202.

It is a junction number, because it is equal to n+sod(n) for n = 20224662600394 and 20224662600403.

It is a congruent number.

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, 18364175 + ... + 19434305.

Almost surely, 2^{20224662600440} is an apocalyptic number.

20224662600440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20224662600440 is an abundant number, since it is smaller than the sum of its proper divisors (27959400468520).

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

20224662600440 is a wasteful number, since it uses less digits than its factorization.

20224662600440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097952 (or 1097948 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 20224662600440 in words is "twenty trillion, two hundred twenty-four billion, six hundred sixty-two million, six hundred thousand, four hundred forty".