2698638313 has 8 divisors (see below), whose sum is σ = 3084989760. Its totient is φ = 2312494800.

The previous prime is 2698638311. The next prime is 2698638317. The reversal of 2698638313 is 3138368962.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2698638313 - 2¹ = 2698638311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2698638311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23098 + ... + 77011.

It is an arithmetic number, because the mean of its divisors is an integer number (385623720).

Almost surely, 2^2698638313 is an apocalyptic number.

It is an amenable number.

2698638313 is a deficient number, since it is larger than the sum of its proper divisors (386351447).

2698638313 is a wasteful number, since it uses less digits than its factorization.

2698638313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103967.

The product of its digits is 1119744, while the sum is 49.

The square root of 2698638313 is about 51948.4197353490. The cubic root of 2698638313 is about 1392.2425221583.

The spelling of 2698638313 in words is "two billion, six hundred ninety-eight million, six hundred thirty-eight thousand, three hundred thirteen".