2555226365066 has 4 divisors (see below), whose sum is σ = 3832839547602. Its totient is φ = 1277613182532.

The previous prime is 2555226365057. The next prime is 2555226365071. The reversal of 2555226365066 is 6605636225552.

2555226365066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 1638965808841 + 916260556225 = 1280221^2 + 957215^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2555226364999 and 2555226365017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638806591265 + ... + 638806591268.

Almost surely, 2^{2555226365066} is an apocalyptic number.

2555226365066 is a deficient number, since it is larger than the sum of its proper divisors (1277613182536).

2555226365066 is a wasteful number, since it uses less digits than its factorization.

2555226365066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277613182535.

The product of its (nonzero) digits is 19440000, while the sum is 53.

It can be divided in two parts, 2555226 and 365066, that added together give a palindrome (2920292).

The spelling of 2555226365066 in words is "two trillion, five hundred fifty-five billion, two hundred twenty-six million, three hundred sixty-five thousand, sixty-six".