2658398383 has 4 divisors (see below), whose sum is σ = 2662778560. Its totient is φ = 2654018208.

The previous prime is 2658398359. The next prime is 2658398389. The reversal of 2658398383 is 3838938562.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2658398383 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 (2658398389) 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, 2189178 + ... + 2190391.

It is an arithmetic number, because the mean of its divisors is an integer number (665694640).

Almost surely, 2^2658398383 is an apocalyptic number.

2658398383 is a deficient number, since it is larger than the sum of its proper divisors (4380177).

2658398383 is an equidigital number, since it uses as much as digits as its factorization.

2658398383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4380176.

The product of its digits is 7464960, while the sum is 55.

The square root of 2658398383 is about 51559.6584841288. The cubic root of 2658398383 is about 1385.2878379286.

The spelling of 2658398383 in words is "two billion, six hundred fifty-eight million, three hundred ninety-eight thousand, three hundred eighty-three".