2545242836 has 12 divisors (see below), whose sum is σ = 4647834912. Its totient is φ = 1217290008.

The previous prime is 2545242829. The next prime is 2545242929. The reversal of 2545242836 is 6382425452.

It is a happy number.

It is a super-2 number, since 2×2545242836² = 12956522188418645792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2545242793 and 2545242802.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13832750 + ... + 13832933.

It is an arithmetic number, because the mean of its divisors is an integer number (387319576).

Almost surely, 2^2545242836 is an apocalyptic number.

It is an amenable number.

2545242836 is a deficient number, since it is larger than the sum of its proper divisors (2102592076).

2545242836 is a wasteful number, since it uses less digits than its factorization.

2545242836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27665710 (or 27665708 counting only the distinct ones).

The product of its digits is 460800, while the sum is 41.

The square root of 2545242836 is about 50450.3997605569. The cubic root of 2545242836 is about 1365.3471074039.

The spelling of 2545242836 in words is "two billion, five hundred forty-five million, two hundred forty-two thousand, eight hundred thirty-six".