2656398846 has 16 divisors (see below), whose sum is σ = 5543789184. Its totient is φ = 846967704.

The previous prime is 2656398841. The next prime is 2656398851. The reversal of 2656398846 is 6488936562.

It is an interprime number because it is at equal distance from previous prime (2656398841) and next prime (2656398851).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656398841) 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, 9624496 + ... + 9624771.

It is an arithmetic number, because the mean of its divisors is an integer number (346486824).

Almost surely, 2^2656398846 is an apocalyptic number.

2656398846 is an abundant number, since it is smaller than the sum of its proper divisors (2887390338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2656398846 is a wasteful number, since it uses less digits than its factorization.

2656398846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19249295.

The product of its digits is 14929920, while the sum is 57.

The square root of 2656398846 is about 51540.2643182978. The cubic root of 2656398846 is about 1384.9404321281.

The spelling of 2656398846 in words is "two billion, six hundred fifty-six million, three hundred ninety-eight thousand, eight hundred forty-six".