2845256218874 has 4 divisors (see below), whose sum is σ = 4267884328314. Its totient is φ = 1422628109436.

The previous prime is 2845256218859. The next prime is 2845256218879. The reversal of 2845256218874 is 4788126525482.

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., 2808791643025 + 36464575849 = 1675945^2 + 190957^2 .

It is not an unprimeable number, because it can be changed into a prime (2845256218879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711314054717 + ... + 711314054720.

Almost surely, 2^{2845256218874} is an apocalyptic number.

2845256218874 is a deficient number, since it is larger than the sum of its proper divisors (1422628109440).

2845256218874 is a wasteful number, since it uses less digits than its factorization.

2845256218874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422628109439.

The product of its digits is 68812800, while the sum is 62.

The spelling of 2845256218874 in words is "two trillion, eight hundred forty-five billion, two hundred fifty-six million, two hundred eighteen thousand, eight hundred seventy-four".