2600240864 has 24 divisors (see below), whose sum is σ = 5513011560. Its totient is φ = 1200110976.

The previous prime is 2600240837. The next prime is 2600240921. The reversal of 2600240864 is 4680420062.

It is a happy number.

2600240864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2600240864² = 13522505101630932992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 2600240864.

It is a congruent number.

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, 3124874 + ... + 3125705.

It is an arithmetic number, because the mean of its divisors is an integer number (229708815).

Almost surely, 2^2600240864 is an apocalyptic number.

It is an amenable number.

2600240864 is an abundant number, since it is smaller than the sum of its proper divisors (2912770696).

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

2600240864 is a wasteful number, since it uses less digits than its factorization.

2600240864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6250602 (or 6250594 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 2600240864 is about 50992.5569470683. The cubic root of 2600240864 is about 1375.1113278896. Note that the first 3 decimals are identical.

It can be divided in two parts, 26002 and 40864, that added together give a palindrome (66866).

The spelling of 2600240864 in words is "two billion, six hundred million, two hundred forty thousand, eight hundred sixty-four".