2026189953 has 6 divisors (see below), whose sum is σ = 2926718834. Its totient is φ = 1350793296.

The previous prime is 2026189943. The next prime is 2026189961. The reversal of 2026189953 is 3599816202.

2026189953 is a `hidden beast` number, since 20 + 2 + 618 + 9 + 9 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1092765249 + 933424704 = 33057^2 + 30552^2 .

It is not a de Polignac number, because 2026189953 - 2⁶ = 2026189889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2026189899 and 2026189908.

It is not an unprimeable number, because it can be changed into a prime (2026189903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112566100 + ... + 112566117.

Almost surely, 2^2026189953 is an apocalyptic number.

It is an amenable number.

2026189953 is a deficient number, since it is larger than the sum of its proper divisors (900528881).

2026189953 is a wasteful number, since it uses less digits than its factorization.

2026189953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225132223 (or 225132220 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 2026189953 is about 45013.2197581999. The cubic root of 2026189953 is about 1265.3967630646.

The spelling of 2026189953 in words is "two billion, twenty-six million, one hundred eighty-nine thousand, nine hundred fifty-three".