2089970663 has 4 divisors (see below), whose sum is σ = 2279968008. Its totient is φ = 1899973320.

The previous prime is 2089970657. The next prime is 2089970671. The reversal of 2089970663 is 3660799802.

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 2089970663 - 2¹⁶ = 2089905127 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 (2089970653) 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 in 3 ways as a sum of consecutive naturals, for example, 94998656 + ... + 94998677.

It is an arithmetic number, because the mean of its divisors is an integer number (569992002).

Almost surely, 2^2089970663 is an apocalyptic number.

2089970663 is a deficient number, since it is larger than the sum of its proper divisors (189997345).

2089970663 is a wasteful number, since it uses less digits than its factorization.

2089970663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189997344.

The product of its (nonzero) digits is 979776, while the sum is 50.

The square root of 2089970663 is about 45716.1969437529. The cubic root of 2089970663 is about 1278.5372823659.

The spelling of 2089970663 in words is "two billion, eighty-nine million, nine hundred seventy thousand, six hundred sixty-three".