4981802493887 has 2 divisors, whose sum is σ = 4981802493888. Its totient is φ = 4981802493886.

The previous prime is 4981802493853. The next prime is 4981802493919. The reversal of 4981802493887 is 7883942081894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4981802493887 - 2⁸ = 4981802493631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4981802493887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4981802493817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2490901246943 + 2490901246944.

It is an arithmetic number, because the mean of its divisors is an integer number (2490901246944).

Almost surely, 2^{4981802493887} is an apocalyptic number.

4981802493887 is a deficient number, since it is larger than the sum of its proper divisors (1).

4981802493887 is an equidigital number, since it uses as much as digits as its factorization.

4981802493887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 222953472, while the sum is 71.

The spelling of 4981802493887 in words is "four trillion, nine hundred eighty-one billion, eight hundred two million, four hundred ninety-three thousand, eight hundred eighty-seven".