4256771622466 has 8 divisors (see below), whose sum is σ = 6965626291344. Its totient is φ = 1934896192020.

The previous prime is 4256771622401. The next prime is 4256771622473. The reversal of 4256771622466 is 6642261776524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4256771622466.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96744809580 + ... + 96744809623.

It is an arithmetic number, because the mean of its divisors is an integer number (870703286418).

Almost surely, 2^{4256771622466} is an apocalyptic number.

4256771622466 is a deficient number, since it is larger than the sum of its proper divisors (2708854668878).

4256771622466 is a wasteful number, since it uses less digits than its factorization.

4256771622466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193489619216.

The product of its digits is 40642560, while the sum is 58.

The spelling of 4256771622466 in words is "four trillion, two hundred fifty-six billion, seven hundred seventy-one million, six hundred twenty-two thousand, four hundred sixty-six".