2054656366 has 16 divisors (see below), whose sum is σ = 3527612640. Its totient is φ = 879230880.

The previous prime is 2054656349. The next prime is 2054656367. The reversal of 2054656366 is 6636564502.

It is a super-2 number, since 2×2054656366² = 8443225564688651912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054656367) 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 7 ways as a sum of consecutive naturals, for example, 101761 + ... + 120268.

It is an arithmetic number, because the mean of its divisors is an integer number (220475790).

Almost surely, 2^2054656366 is an apocalyptic number.

2054656366 is a deficient number, since it is larger than the sum of its proper divisors (1472956274).

2054656366 is a wasteful number, since it uses less digits than its factorization.

2054656366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222699.

The product of its (nonzero) digits is 777600, while the sum is 43.

The square root of 2054656366 is about 45328.3174847688. The cubic root of 2054656366 is about 1271.2951769310.

The spelling of 2054656366 in words is "two billion, fifty-four million, six hundred fifty-six thousand, three hundred sixty-six".