2055681626 has 8 divisors (see below), whose sum is σ = 3217588704. Its totient is φ = 983152060.

The previous prime is 2055681613. The next prime is 2055681643. The reversal of 2055681626 is 6261865502.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22344320 + ... + 22344411.

It is an arithmetic number, because the mean of its divisors is an integer number (402198588).

Almost surely, 2^2055681626 is an apocalyptic number.

2055681626 is a deficient number, since it is larger than the sum of its proper divisors (1161907078).

2055681626 is a wasteful number, since it uses less digits than its factorization.

2055681626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44688756.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 2055681626 is about 45339.6253403135. The cubic root of 2055681626 is about 1271.5065977437.

The spelling of 2055681626 in words is "two billion, fifty-five million, six hundred eighty-one thousand, six hundred twenty-six".