21160200554063 has 4 divisors (see below), whose sum is σ = 21163650780408. Its totient is φ = 21156750327720.

The previous prime is 21160200554047. The next prime is 21160200554069. The reversal of 21160200554063 is 36045500206112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 21160200554063 - 2⁴ = 21160200554047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21160200554069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1725103973 + ... + 1725116238.

It is an arithmetic number, because the mean of its divisors is an integer number (5290912695102).

Almost surely, 2^{21160200554063} is an apocalyptic number.

21160200554063 is a deficient number, since it is larger than the sum of its proper divisors (3450226345).

21160200554063 is an equidigital number, since it uses as much as digits as its factorization.

21160200554063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450226344.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 21160200554063 in words is "twenty-one trillion, one hundred sixty billion, two hundred million, five hundred fifty-four thousand, sixty-three".