2571345126 has 48 divisors (see below), whose sum is σ = 6702259200. Its totient is φ = 696002544.

The previous prime is 2571345121. The next prime is 2571345131. The reversal of 2571345126 is 6215431752.

2571345126 is a `hidden beast` number, since 2 + 5 + 7 + 134 + 512 + 6 = 666.

2571345126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2571345121) and next prime (2571345131).

It is a super-2 number, since 2×2571345126² = 13223631514007911752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2571345121) 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, 534646 + ... + 539433.

It is an arithmetic number, because the mean of its divisors is an integer number (139630400).

Almost surely, 2^2571345126 is an apocalyptic number.

2571345126 is an abundant number, since it is smaller than the sum of its proper divisors (4130914074).

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

2571345126 is a wasteful number, since it uses less digits than its factorization.

2571345126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074113 (or 1074110 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 2571345126 is about 50708.4324940142. The cubic root of 2571345126 is about 1369.9986015934.

Adding to 2571345126 its reverse (6215431752), we get a palindrome (8786776878).

The spelling of 2571345126 in words is "two billion, five hundred seventy-one million, three hundred forty-five thousand, one hundred twenty-six".