2056670222004 has 18 divisors (see below), whose sum is σ = 5198805283490. Its totient is φ = 685556740656.

The previous prime is 2056670221961. The next prime is 2056670222053. The reversal of 2056670222004 is 4002220766502.

2056670222004 is a `hidden beast` number, since 2 + 0 + 566 + 70 + 2 + 2 + 20 + 0 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1233299091600 + 823371130404 = 1110540^2 + 907398^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 57129728389 = 2056670222004 / (2 + 0 + 5 + 6 + 6 + 7 + 0 + 2 + 2 + 2 + 0 + 0 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 2056670222004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28564864159 + ... + 28564864230.

Almost surely, 2^{2056670222004} is an apocalyptic number.

It is an amenable number.

2056670222004 is an abundant number, since it is smaller than the sum of its proper divisors (3142135061486).

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

2056670222004 is a wasteful number, since it uses less digits than its factorization.

2056670222004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57129728399 (or 57129728394 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

Adding to 2056670222004 its reverse (4002220766502), we get a palindrome (6058890988506).

The spelling of 2056670222004 in words is "two trillion, fifty-six billion, six hundred seventy million, two hundred twenty-two thousand, four".