2256323461642 has 16 divisors (see below), whose sum is σ = 3501393870240. Its totient is φ = 1089196666992.

The previous prime is 2256323461607. The next prime is 2256323461681. The reversal of 2256323461642 is 2461643236522.

It is a super-2 number, since 2×2256323461642² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2256323461592 and 2256323461601.

It is an unprimeable number.

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, 103428 + ... + 2126815.

It is an arithmetic number, because the mean of its divisors is an integer number (218837116890).

Almost surely, 2^{2256323461642} is an apocalyptic number.

2256323461642 is a deficient number, since it is larger than the sum of its proper divisors (1245070408598).

2256323461642 is a wasteful number, since it uses less digits than its factorization.

2256323461642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247717.

The product of its digits is 2488320, while the sum is 46.

The spelling of 2256323461642 in words is "two trillion, two hundred fifty-six billion, three hundred twenty-three million, four hundred sixty-one thousand, six hundred forty-two".