1874045206144 has 16 divisors (see below), whose sum is σ = 3733449434370. Its totient is φ = 937022603008.

The previous prime is 1874045206141. The next prime is 1874045206213. The reversal of 1874045206144 is 4416025404781.

It can be written as a sum of positive squares in only one way, i.e., 1687110036544 + 186935169600 = 1298888^2 + 432360^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 1874045206094 and 1874045206103.

It is not an unprimeable number, because it can be changed into a prime (1874045206141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7320488959 + ... + 7320489214.

Almost surely, 2^{1874045206144} is an apocalyptic number.

It is an amenable number.

1874045206144 is a deficient number, since it is larger than the sum of its proper divisors (1859404228226).

1874045206144 is an equidigital number, since it uses as much as digits as its factorization.

1874045206144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14640978187 (or 14640978175 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 46.

The spelling of 1874045206144 in words is "one trillion, eight hundred seventy-four billion, forty-five million, two hundred six thousand, one hundred forty-four".