2511043425 has 54 divisors (see below), whose sum is σ = 4943650166. Its totient is φ = 1217462400.

The previous prime is 2511043421. The next prime is 2511043441. The reversal of 2511043425 is 5243401152.

It can be written as a sum of positive squares in 3 ways, for example, as 8242641 + 2502800784 = 2871^2 + 50028^2 .

It is not a de Polignac number, because 2511043425 - 2² = 2511043421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2511043421) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 18892 + ... + 73341.

Almost surely, 2^2511043425 is an apocalyptic number.

2511043425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2511043425 is a deficient number, since it is larger than the sum of its proper divisors (2432606741).

2511043425 is a wasteful number, since it uses less digits than its factorization.

2511043425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92271 (or 92252 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2511043425 is about 50110.3125613880. The cubic root of 2511043425 is about 1359.2043040522.

Adding to 2511043425 its reverse (5243401152), we get a palindrome (7754444577).

The spelling of 2511043425 in words is "two billion, five hundred eleven million, forty-three thousand, four hundred twenty-five".