2511363012431 has 16 divisors (see below), whose sum is σ = 3133249541184. Its totient is φ = 1959793138944.

The previous prime is 2511363012419. The next prime is 2511363012463. The reversal of 2511363012431 is 1342103631152.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2511363012431 is a prime.

It is a super-2 number, since 2×2511363012431² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2511363012491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189016616 + ... + 189029901.

It is an arithmetic number, because the mean of its divisors is an integer number (195828096324).

Almost surely, 2^{2511363012431} is an apocalyptic number.

2511363012431 is a deficient number, since it is larger than the sum of its proper divisors (621886528753).

2511363012431 is a wasteful number, since it uses less digits than its factorization.

2511363012431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378046610.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 2511363012431 its reverse (1342103631152), we get a palindrome (3853466643583).

The spelling of 2511363012431 in words is "two trillion, five hundred eleven billion, three hundred sixty-three million, twelve thousand, four hundred thirty-one".