2799646897 has 8 divisors (see below), whose sum is σ = 2810808000. Its totient is φ = 2788499664.

The previous prime is 2799646891. The next prime is 2799646909. The reversal of 2799646897 is 7986469972.

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

It is a cyclic number.

It is not a de Polignac number, because 2799646897 - 2⁷ = 2799646769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2799646891) 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, 596004 + ... + 600682.

It is an arithmetic number, because the mean of its divisors is an integer number (351351000).

Almost surely, 2^2799646897 is an apocalyptic number.

It is an amenable number.

2799646897 is a deficient number, since it is larger than the sum of its proper divisors (11161103).

2799646897 is a wasteful number, since it uses less digits than its factorization.

2799646897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6935.

The product of its digits is 82301184, while the sum is 67.

The square root of 2799646897 is about 52911.6896063620. The cubic root of 2799646897 is about 1409.4004957717.

The spelling of 2799646897 in words is "two billion, seven hundred ninety-nine million, six hundred forty-six thousand, eight hundred ninety-seven".