27450650413 has 2 divisors, whose sum is σ = 27450650414. Its totient is φ = 27450650412.

The previous prime is 27450650323. The next prime is 27450650429. The reversal of 27450650413 is 31405605472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19791425124 + 7659225289 = 140682^2 + 87517^2 .

It is a cyclic number.

It is not a de Polignac number, because 27450650413 - 2¹³ = 27450642221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27450650483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13725325206 + 13725325207.

It is an arithmetic number, because the mean of its divisors is an integer number (13725325207).

Almost surely, 2^27450650413 is an apocalyptic number.

It is an amenable number.

27450650413 is a deficient number, since it is larger than the sum of its proper divisors (1).

27450650413 is an equidigital number, since it uses as much as digits as its factorization.

27450650413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 27450650413 in words is "twenty-seven billion, four hundred fifty million, six hundred fifty thousand, four hundred thirteen".