192494445648 has 40 divisors (see below), whose sum is σ = 498589442400. Its totient is φ = 63995508864.

The previous prime is 192494445601. The next prime is 192494445667. The reversal of 192494445648 is 846544494291.

It is a super-2 number, since 2×192494445648² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 192494445591 and 192494445600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5272443 + ... + 5308826.

It is an arithmetic number, because the mean of its divisors is an integer number (12464736060).

Almost surely, 2^192494445648 is an apocalyptic number.

It is an amenable number.

192494445648 is an abundant number, since it is smaller than the sum of its proper divisors (306094996752).

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

192494445648 is a wasteful number, since it uses less digits than its factorization.

192494445648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10581659 (or 10581653 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 60.

The spelling of 192494445648 in words is "one hundred ninety-two billion, four hundred ninety-four million, four hundred forty-five thousand, six hundred forty-eight".