2530781016 has 32 divisors (see below), whose sum is σ = 6363534960. Its totient is φ = 838716032.

The previous prime is 2530780997. The next prime is 2530781021. The reversal of 2530781016 is 6101870352.

2530781016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 300615 + ... + 308918.

Almost surely, 2^2530781016 is an apocalyptic number.

It is an amenable number.

2530781016 is an abundant number, since it is smaller than the sum of its proper divisors (3832753944).

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

2530781016 is a wasteful number, since it uses less digits than its factorization.

2530781016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609715 (or 609711 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 2530781016 is about 50306.8684773759. The cubic root of 2530781016 is about 1362.7562714764.

The spelling of 2530781016 in words is "two billion, five hundred thirty million, seven hundred eighty-one thousand, sixteen".