27424100142437 has 2 divisors, whose sum is σ = 27424100142438. Its totient is φ = 27424100142436.

The previous prime is 27424100142407. The next prime is 27424100142493. The reversal of 27424100142437 is 73424100142472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13716104832676 + 13707995309761 = 3703526^2 + 3702431^2 .

It is a cyclic number.

It is not a de Polignac number, because 27424100142437 - 2⁸ = 27424100142181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27424100142394 and 27424100142403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27424100142407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13712050071218 + 13712050071219.

It is an arithmetic number, because the mean of its divisors is an integer number (13712050071219).

Almost surely, 2^{27424100142437} is an apocalyptic number.

It is an amenable number.

27424100142437 is a deficient number, since it is larger than the sum of its proper divisors (1).

27424100142437 is an equidigital number, since it uses as much as digits as its factorization.

27424100142437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 301056, while the sum is 41.

The spelling of 27424100142437 in words is "twenty-seven trillion, four hundred twenty-four billion, one hundred million, one hundred forty-two thousand, four hundred thirty-seven".