10401995555893 has 2 divisors, whose sum is σ = 10401995555894. Its totient is φ = 10401995555892.

The previous prime is 10401995555873. The next prime is 10401995555927. The reversal of 10401995555893 is 39855559910401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5472783002404 + 4929212553489 = 2339398^2 + 2220183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10401995555893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10401995555803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200997777946 + 5200997777947.

It is an arithmetic number, because the mean of its divisors is an integer number (5200997777947).

Almost surely, 2^{10401995555893} is an apocalyptic number.

It is an amenable number.

10401995555893 is a deficient number, since it is larger than the sum of its proper divisors (1).

10401995555893 is an equidigital number, since it uses as much as digits as its factorization.

10401995555893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740000, while the sum is 64.

The spelling of 10401995555893 in words is "ten trillion, four hundred one billion, nine hundred ninety-five million, five hundred fifty-five thousand, eight hundred ninety-three".