2146547470427 has 2 divisors, whose sum is σ = 2146547470428. Its totient is φ = 2146547470426.

The previous prime is 2146547470343. The next prime is 2146547470429. The reversal of 2146547470427 is 7240747456412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2146547470427 - 2¹⁶ = 2146547404891 is a prime.

Together with 2146547470429, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2146547470429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073273735213 + 1073273735214.

It is an arithmetic number, because the mean of its divisors is an integer number (1073273735214).

Almost surely, 2^{2146547470427} is an apocalyptic number.

2146547470427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146547470427 is an equidigital number, since it uses as much as digits as its factorization.

2146547470427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10536960, while the sum is 53.

The spelling of 2146547470427 in words is "two trillion, one hundred forty-six billion, five hundred forty-seven million, four hundred seventy thousand, four hundred twenty-seven".