27425763139 has 2 divisors, whose sum is σ = 27425763140. Its totient is φ = 27425763138.

The previous prime is 27425763061. The next prime is 27425763143. The reversal of 27425763139 is 93136752472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27425763139 - 2⁷ = 27425763011 is a prime.

It is a super-2 number, since 2×27425763139² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27425763092 and 27425763101.

It is not a weakly prime, because it can be changed into another prime (27425763149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13712881569 + 13712881570.

It is an arithmetic number, because the mean of its divisors is an integer number (13712881570).

Almost surely, 2^27425763139 is an apocalyptic number.

27425763139 is a deficient number, since it is larger than the sum of its proper divisors (1).

27425763139 is an equidigital number, since it uses as much as digits as its factorization.

27425763139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 49.

The spelling of 27425763139 in words is "twenty-seven billion, four hundred twenty-five million, seven hundred sixty-three thousand, one hundred thirty-nine".