2608484640 has 48 divisors (see below), whose sum is σ = 8216728128. Its totient is φ = 695595776.

The previous prime is 2608484639. The next prime is 2608484689. The reversal of 2608484640 is 464848062.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 2608484592 and 2608484601.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2716692 + ... + 2717651.

It is an arithmetic number, because the mean of its divisors is an integer number (171181836).

Almost surely, 2^2608484640 is an apocalyptic number.

2608484640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2608484640 is an abundant number, since it is smaller than the sum of its proper divisors (5608243488).

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

2608484640 is a wasteful number, since it uses less digits than its factorization.

2608484640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5434361 (or 5434353 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 42.

The square root of 2608484640 is about 51073.3261106030. The cubic root of 2608484640 is about 1376.5630076185.

The spelling of 2608484640 in words is "two billion, six hundred eight million, four hundred eighty-four thousand, six hundred forty".