20224246839648 has 96 divisors (see below), whose sum is σ = 55883873404800. Its totient is φ = 6386480142336.

The previous prime is 20224246839569. The next prime is 20224246839659. The reversal of 20224246839648 is 84693864242202.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 20224246839591 and 20224246839600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154816023 + ... + 154946601.

It is an arithmetic number, because the mean of its divisors is an integer number (582123681300).

Almost surely, 2^{20224246839648} is an apocalyptic number.

It is an amenable number.

20224246839648 is an abundant number, since it is smaller than the sum of its proper divisors (35659626565152).

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

20224246839648 is a wasteful number, since it uses less digits than its factorization.

20224246839648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215524 (or 215516 counting only the distinct ones).

The product of its (nonzero) digits is 63700992, while the sum is 60.

The spelling of 20224246839648 in words is "twenty trillion, two hundred twenty-four billion, two hundred forty-six million, eight hundred thirty-nine thousand, six hundred forty-eight".