2555028685 has 16 divisors (see below), whose sum is σ = 3541516992. Its totient is φ = 1748896000.

The previous prime is 2555028661. The next prime is 2555028701. The reversal of 2555028685 is 5868205552.

It is not a de Polignac number, because 2555028685 - 2¹¹ = 2555026637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1365391 + ... + 1367260.

It is an arithmetic number, because the mean of its divisors is an integer number (221344812).

Almost surely, 2^2555028685 is an apocalyptic number.

It is an amenable number.

2555028685 is a deficient number, since it is larger than the sum of its proper divisors (986488307).

2555028685 is a wasteful number, since it uses less digits than its factorization.

2555028685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2732684.

The product of its (nonzero) digits is 960000, while the sum is 46.

The square root of 2555028685 is about 50547.2915693808. The cubic root of 2555028685 is about 1367.0946805017.

The spelling of 2555028685 in words is "two billion, five hundred fifty-five million, twenty-eight thousand, six hundred eighty-five".