27525005504951 has 2 divisors, whose sum is σ = 27525005504952. Its totient is φ = 27525005504950.

The previous prime is 27525005504939. The next prime is 27525005505077. The reversal of 27525005504951 is 15940550052572.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27525005504951 - 2¹⁰ = 27525005503927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27525005504951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27525005504551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13762502752475 + 13762502752476.

It is an arithmetic number, because the mean of its divisors is an integer number (13762502752476).

Almost surely, 2^{27525005504951} is an apocalyptic number.

27525005504951 is a deficient number, since it is larger than the sum of its proper divisors (1).

27525005504951 is an equidigital number, since it uses as much as digits as its factorization.

27525005504951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150000, while the sum is 50.

The spelling of 27525005504951 in words is "twenty-seven trillion, five hundred twenty-five billion, five million, five hundred four thousand, nine hundred fifty-one".