2530342458 has 144 divisors (see below), whose sum is σ = 6936666984. Its totient is φ = 661893120.

The previous prime is 2530342387. The next prime is 2530342489. The reversal of 2530342458 is 8542430352.

It can be written as a sum of positive squares in 4 ways, for example, as 2504301849 + 26040609 = 50043^2 + 5103^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 552498 + ... + 557058.

Almost surely, 2^2530342458 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2530342458, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3468333492).

2530342458 is an abundant number, since it is smaller than the sum of its proper divisors (4406324526).

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

2530342458 is a wasteful number, since it uses less digits than its factorization.

2530342458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4637 (or 4627 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 2530342458 is about 50302.5094602645. The cubic root of 2530342458 is about 1362.6775497713.

The spelling of 2530342458 in words is "two billion, five hundred thirty million, three hundred forty-two thousand, four hundred fifty-eight".