27475275024731 has 2 divisors, whose sum is σ = 27475275024732. Its totient is φ = 27475275024730.

The previous prime is 27475275024709. The next prime is 27475275024779. The reversal of 27475275024731 is 13742057257472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27475275024731 - 2³⁸ = 27200397117787 is a prime.

It is a super-2 number, since 2×27475275024731² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27475275024031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13737637512365 + 13737637512366.

It is an arithmetic number, because the mean of its divisors is an integer number (13737637512366).

Almost surely, 2^{27475275024731} is an apocalyptic number.

27475275024731 is a deficient number, since it is larger than the sum of its proper divisors (1).

27475275024731 is an equidigital number, since it uses as much as digits as its factorization.

27475275024731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23049600, while the sum is 56.

The spelling of 27475275024731 in words is "twenty-seven trillion, four hundred seventy-five billion, two hundred seventy-five million, twenty-four thousand, seven hundred thirty-one".