2656196063 has 4 divisors (see below), whose sum is σ = 2656442208. Its totient is φ = 2655949920.

The previous prime is 2656196051. The next prime is 2656196069. The reversal of 2656196063 is 3606916562.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2656196063 - 2⁴ = 2656196047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656196069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106106 + ... + 128727.

It is an arithmetic number, because the mean of its divisors is an integer number (664110552).

Almost surely, 2^2656196063 is an apocalyptic number.

2656196063 is a deficient number, since it is larger than the sum of its proper divisors (246145).

2656196063 is a wasteful number, since it uses less digits than its factorization.

2656196063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246144.

The product of its (nonzero) digits is 349920, while the sum is 44.

The square root of 2656196063 is about 51538.2970518041. The cubic root of 2656196063 is about 1384.9051902413.

The spelling of 2656196063 in words is "two billion, six hundred fifty-six million, one hundred ninety-six thousand, sixty-three".