2530756851 has 24 divisors (see below), whose sum is σ = 4131852480. Its totient is φ = 1370032272.

The previous prime is 2530756849. The next prime is 2530756909. The reversal of 2530756851 is 1586570352.

2530756851 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2530756851 - 2¹ = 2530756849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2530756801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 450261 + ... + 455846.

It is an arithmetic number, because the mean of its divisors is an integer number (172160520).

Almost surely, 2^2530756851 is an apocalyptic number.

2530756851 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2530756851 is a deficient number, since it is larger than the sum of its proper divisors (1601095629).

2530756851 is a wasteful number, since it uses less digits than its factorization.

2530756851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906143 (or 906136 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 42.

The square root of 2530756851 is about 50306.6283008512. The cubic root of 2530756851 is about 1362.7519340657.

The spelling of 2530756851 in words is "two billion, five hundred thirty million, seven hundred fifty-six thousand, eight hundred fifty-one".