2385547656 has 32 divisors (see below), whose sum is σ = 6169521600. Its totient is φ = 767762240.

The previous prime is 2385547639. The next prime is 2385547667. The reversal of 2385547656 is 6567455832.

It is a junction number, because it is equal to n+sod(n) for n = 2385547599 and 2385547608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1713060 + ... + 1714451.

It is an arithmetic number, because the mean of its divisors is an integer number (192797550).

Almost surely, 2^2385547656 is an apocalyptic number.

It is an amenable number.

2385547656 is an abundant number, since it is smaller than the sum of its proper divisors (3783973944).

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

2385547656 is a wasteful number, since it uses less digits than its factorization.

2385547656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3427549 (or 3427545 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 51.

The square root of 2385547656 is about 48842.0685065651. The cubic root of 2385547656 is about 1336.1730222206.

The spelling of 2385547656 in words is "two billion, three hundred eighty-five million, five hundred forty-seven thousand, six hundred fifty-six".