1863040743827 has 2 divisors, whose sum is σ = 1863040743828. Its totient is φ = 1863040743826.

The previous prime is 1863040743793. The next prime is 1863040743911. The reversal of 1863040743827 is 7283470403681.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1863040743827 - 2⁶ = 1863040743763 is a prime.

It is a super-2 number, since 2×1863040743827² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1863040743127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 931520371913 + 931520371914.

It is an arithmetic number, because the mean of its divisors is an integer number (931520371914).

Almost surely, 2^{1863040743827} is an apocalyptic number.

1863040743827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1863040743827 is an equidigital number, since it uses as much as digits as its factorization.

1863040743827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 1863040743827 in words is "one trillion, eight hundred sixty-three billion, forty million, seven hundred forty-three thousand, eight hundred twenty-seven".