2543345032 has 16 divisors (see below), whose sum is σ = 4773412800. Its totient is φ = 1270434960.

The previous prime is 2543345023. The next prime is 2543345047. The reversal of 2543345032 is 2305433452.

It is a junction number, because it is equal to n+sod(n) for n = 2543344985 and 2543345003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145932 + ... + 162427.

It is an arithmetic number, because the mean of its divisors is an integer number (298338300).

Almost surely, 2^2543345032 is an apocalyptic number.

It is an amenable number.

2543345032 is a deficient number, since it is larger than the sum of its proper divisors (2230067768).

2543345032 is a wasteful number, since it uses less digits than its factorization.

2543345032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309396 (or 309392 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 2543345032 is about 50431.5876410807. The cubic root of 2543345032 is about 1365.0076760740.

Adding to 2543345032 its reverse (2305433452), we get a palindrome (4848778484).

The spelling of 2543345032 in words is "two billion, five hundred forty-three million, three hundred forty-five thousand, thirty-two".