27438411353 has 2 divisors, whose sum is σ = 27438411354. Its totient is φ = 27438411352.

The previous prime is 27438411331. The next prime is 27438411359. The reversal of 27438411353 is 35311483472.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27435615769 + 2795584 = 165637^2 + 1672^2 .

It is a cyclic number.

It is not a de Polignac number, because 27438411353 - 2⁸ = 27438411097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27438411353.

It is not a weakly prime, because it can be changed into another prime (27438411359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13719205676 + 13719205677.

It is an arithmetic number, because the mean of its divisors is an integer number (13719205677).

Almost surely, 2^27438411353 is an apocalyptic number.

It is an amenable number.

27438411353 is a deficient number, since it is larger than the sum of its proper divisors (1).

27438411353 is an equidigital number, since it uses as much as digits as its factorization.

27438411353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 41.

The spelling of 27438411353 in words is "twenty-seven billion, four hundred thirty-eight million, four hundred eleven thousand, three hundred fifty-three".