2598648040 has 32 divisors (see below), whose sum is σ = 5848425000. Its totient is φ = 1039198464.

The previous prime is 2598648023. The next prime is 2598648049. The reversal of 2598648040 is 408468952.

It can be written as a sum of positive squares in 4 ways, for example, as 2593050084 + 5597956 = 50922^2 + 2366^2 .

It is not an unprimeable number, because it can be changed into a prime (2598648049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273286 + ... + 282634.

Almost surely, 2^2598648040 is an apocalyptic number.

2598648040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2598648040 is an abundant number, since it is smaller than the sum of its proper divisors (3249776960).

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

2598648040 is a wasteful number, since it uses less digits than its factorization.

2598648040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16309 (or 16305 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The square root of 2598648040 is about 50976.9363536100. The cubic root of 2598648040 is about 1374.8304875328.

The spelling of 2598648040 in words is "two billion, five hundred ninety-eight million, six hundred forty-eight thousand, forty".