5256138062111 has 4 divisors (see below), whose sum is σ = 5256401376072. Its totient is φ = 5255874748152.

The previous prime is 5256138062081. The next prime is 5256138062167. The reversal of 5256138062111 is 1112608316525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5256138062111 - 2¹⁴ = 5256138045727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256138062311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131627036 + ... + 131666961.

It is an arithmetic number, because the mean of its divisors is an integer number (1314100344018).

Almost surely, 2^{5256138062111} is an apocalyptic number.

5256138062111 is a deficient number, since it is larger than the sum of its proper divisors (263313961).

5256138062111 is a wasteful number, since it uses less digits than its factorization.

5256138062111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263313960.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 5256138062111 in words is "five trillion, two hundred fifty-six billion, one hundred thirty-eight million, sixty-two thousand, one hundred eleven".