2056618400226 has 32 divisors (see below), whose sum is σ = 4429717020288. Its totient is φ = 632794606080.

The previous prime is 2056618400203. The next prime is 2056618400279. The reversal of 2056618400226 is 6220048166502.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5027371 + ... + 5421041.

It is an arithmetic number, because the mean of its divisors is an integer number (138428656884).

Almost surely, 2^{2056618400226} is an apocalyptic number.

2056618400226 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2056618400226 is an abundant number, since it is smaller than the sum of its proper divisors (2373098620062).

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

2056618400226 is a wasteful number, since it uses less digits than its factorization.

2056618400226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460666.

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 2056618400226 in words is "two trillion, fifty-six billion, six hundred eighteen million, four hundred thousand, two hundred twenty-six".