2656848992 has 72 divisors (see below), whose sum is σ = 6106481136. Its totient is φ = 1134567168.

The previous prime is 2656848989. The next prime is 2656849009. The reversal of 2656848992 is 2998486562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 456533 + ... + 462315.

It is an arithmetic number, because the mean of its divisors is an integer number (84812238).

Almost surely, 2^2656848992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2656848992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3053240568).

2656848992 is an abundant number, since it is smaller than the sum of its proper divisors (3449632144).

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

2656848992 is a wasteful number, since it uses less digits than its factorization.

2656848992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6100 (or 6085 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 59.

The square root of 2656848992 is about 51544.6310686186. The cubic root of 2656848992 is about 1385.0186571012.

The spelling of 2656848992 in words is "two billion, six hundred fifty-six million, eight hundred forty-eight thousand, nine hundred ninety-two".