2685019088 has 20 divisors (see below), whose sum is σ = 5229185028. Its totient is φ = 1335552000.

The previous prime is 2685019081. The next prime is 2685019091. The reversal of 2685019088 is 8809105862.

It can be written as a sum of positive squares in 2 ways, for example, as 1079253904 + 1605765184 = 32852^2 + 40072^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2685019081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431663 + ... + 437838.

Almost surely, 2^2685019088 is an apocalyptic number.

It is an amenable number.

2685019088 is a deficient number, since it is larger than the sum of its proper divisors (2544165940).

2685019088 is a wasteful number, since it uses less digits than its factorization.

2685019088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869702 (or 869696 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 47.

The square root of 2685019088 is about 51817.1698185071. The cubic root of 2685019088 is about 1389.8964931638.

The spelling of 2685019088 in words is "two billion, six hundred eighty-five million, nineteen thousand, eighty-eight".