2052318738647 has 2 divisors, whose sum is σ = 2052318738648. Its totient is φ = 2052318738646.

The previous prime is 2052318738643. The next prime is 2052318738727. The reversal of 2052318738647 is 7468378132502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2052318738647 - 2² = 2052318738643 is a prime.

It is a super-2 number, since 2×2052318738647² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2052318738592 and 2052318738601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2052318738643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026159369323 + 1026159369324.

It is an arithmetic number, because the mean of its divisors is an integer number (1026159369324).

Almost surely, 2^{2052318738647} is an apocalyptic number.

2052318738647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2052318738647 is an equidigital number, since it uses as much as digits as its factorization.

2052318738647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 2052318738647 in words is "two trillion, fifty-two billion, three hundred eighteen million, seven hundred thirty-eight thousand, six hundred forty-seven".