2796657813 has 32 divisors (see below), whose sum is σ = 4217431680. Its totient is φ = 1831248000.

The previous prime is 2796657803. The next prime is 2796657827. The reversal of 2796657813 is 3187566972.

2796657813 is a `hidden beast` number, since 2 + 7 + 9 + 66 + 578 + 1 + 3 = 666.

2796657813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2796657813 - 2¹³ = 2796649621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2796657813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2796657803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 491895 + ... + 497547.

It is an arithmetic number, because the mean of its divisors is an integer number (131794740).

Almost surely, 2^2796657813 is an apocalyptic number.

It is an amenable number.

2796657813 is a deficient number, since it is larger than the sum of its proper divisors (1420773867).

2796657813 is a wasteful number, since it uses less digits than its factorization.

2796657813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5986 (or 5980 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 2796657813 is about 52883.4360929772. The cubic root of 2796657813 is about 1408.8987281312.

The spelling of 2796657813 in words is "two billion, seven hundred ninety-six million, six hundred fifty-seven thousand, eight hundred thirteen".