27474546230377 has 2 divisors, whose sum is σ = 27474546230378. Its totient is φ = 27474546230376.

The previous prime is 27474546230311. The next prime is 27474546230387. The reversal of 27474546230377 is 77303264547472.

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., 24855120511081 + 2619425719296 = 4985491^2 + 1618464^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27474546230377 is a prime.

It is not a weakly prime, because it can be changed into another prime (27474546230387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13737273115188 + 13737273115189.

It is an arithmetic number, because the mean of its divisors is an integer number (13737273115189).

Almost surely, 2^{27474546230377} is an apocalyptic number.

It is an amenable number.

27474546230377 is a deficient number, since it is larger than the sum of its proper divisors (1).

27474546230377 is an equidigital number, since it uses as much as digits as its factorization.

27474546230377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165957120, while the sum is 61.

The spelling of 27474546230377 in words is "twenty-seven trillion, four hundred seventy-four billion, five hundred forty-six million, two hundred thirty thousand, three hundred seventy-seven".