2148306363647 has 2 divisors, whose sum is σ = 2148306363648. Its totient is φ = 2148306363646.

The previous prime is 2148306363499. The next prime is 2148306363713. The reversal of 2148306363647 is 7463636038412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2148306363647 - 2⁸ = 2148306363391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2148306368647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1074153181823 + 1074153181824.

It is an arithmetic number, because the mean of its divisors is an integer number (1074153181824).

Almost surely, 2^{2148306363647} is an apocalyptic number.

2148306363647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2148306363647 is an equidigital number, since it uses as much as digits as its factorization.

2148306363647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 53.

The spelling of 2148306363647 in words is "two trillion, one hundred forty-eight billion, three hundred six million, three hundred sixty-three thousand, six hundred forty-seven".