2289918763 has 16 divisors (see below), whose sum is σ = 2547447552. Its totient is φ = 2041020000.

The previous prime is 2289918739. The next prime is 2289918803. The reversal of 2289918763 is 3678199822.

2289918763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2289918763 - 2⁵ = 2289918731 is a prime.

It is a super-2 number, since 2×2289918763² = 10487455882278900338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2289918263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104428 + ... + 124438.

It is an arithmetic number, because the mean of its divisors is an integer number (159215472).

Almost surely, 2^2289918763 is an apocalyptic number.

2289918763 is a deficient number, since it is larger than the sum of its proper divisors (257528789).

2289918763 is a wasteful number, since it uses less digits than its factorization.

2289918763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20226.

The product of its digits is 2612736, while the sum is 55.

The square root of 2289918763 is about 47853.0956469903. The cubic root of 2289918763 is about 1318.0747037313.

The spelling of 2289918763 in words is "two billion, two hundred eighty-nine million, nine hundred eighteen thousand, seven hundred sixty-three".