1870539934445 has 32 divisors (see below), whose sum is σ = 2767499239680. Its totient is φ = 1181909122560.

The previous prime is 1870539934441. The next prime is 1870539934463. The reversal of 1870539934445 is 5444399350781.

It is a happy number.

It is not a de Polignac number, because 1870539934445 - 2² = 1870539934441 is a prime.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1870539934441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3353651 + ... + 3871440.

It is an arithmetic number, because the mean of its divisors is an integer number (86484351240).

Almost surely, 2^{1870539934445} is an apocalyptic number.

It is an amenable number.

1870539934445 is a deficient number, since it is larger than the sum of its proper divisors (896959305235).

1870539934445 is a wasteful number, since it uses less digits than its factorization.

1870539934445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7225685.

The product of its (nonzero) digits is 65318400, while the sum is 62.

The spelling of 1870539934445 in words is "one trillion, eight hundred seventy billion, five hundred thirty-nine million, nine hundred thirty-four thousand, four hundred forty-five".