10020738357887 has 2 divisors, whose sum is σ = 10020738357888. Its totient is φ = 10020738357886.

The previous prime is 10020738357881. The next prime is 10020738357893. The reversal of 10020738357887 is 78875383702001.

It is a balanced prime because it is at equal distance from previous prime (10020738357881) and next prime (10020738357893).

It is an emirp because it is prime and its reverse (78875383702001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10020738357887 - 2⁴⁰ = 8921226730111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10020738357881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010369178943 + 5010369178944.

It is an arithmetic number, because the mean of its divisors is an integer number (5010369178944).

Almost surely, 2^{10020738357887} is an apocalyptic number.

10020738357887 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020738357887 is an equidigital number, since it uses as much as digits as its factorization.

10020738357887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15805440, while the sum is 59.

The spelling of 10020738357887 in words is "ten trillion, twenty billion, seven hundred thirty-eight million, three hundred fifty-seven thousand, eight hundred eighty-seven".