27062771401 has 2 divisors, whose sum is σ = 27062771402. Its totient is φ = 27062771400.

The previous prime is 27062771399. The next prime is 27062771423. The reversal of 27062771401 is 10417726072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26634240000 + 428531401 = 163200^2 + 20701^2 .

It is a cyclic number.

It is not a de Polignac number, because 27062771401 - 2¹ = 27062771399 is a prime.

Together with 27062771399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (27062771471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13531385700 + 13531385701.

It is an arithmetic number, because the mean of its divisors is an integer number (13531385701).

Almost surely, 2^27062771401 is an apocalyptic number.

It is an amenable number.

27062771401 is a deficient number, since it is larger than the sum of its proper divisors (1).

27062771401 is an equidigital number, since it uses as much as digits as its factorization.

27062771401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32928, while the sum is 37.

The spelling of 27062771401 in words is "twenty-seven billion, sixty-two million, seven hundred seventy-one thousand, four hundred one".