3785118445 has 16 divisors (see below), whose sum is σ = 4788430848. Its totient is φ = 2868059520.

The previous prime is 3785118443. The next prime is 3785118451. The reversal of 3785118445 is 5448115873.

It is not a de Polignac number, because 3785118445 - 2¹ = 3785118443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3785118395 and 3785118404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3785118443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252504 + ... + 267073.

It is an arithmetic number, because the mean of its divisors is an integer number (299276928).

Almost surely, 2^3785118445 is an apocalyptic number.

It is an amenable number.

3785118445 is a deficient number, since it is larger than the sum of its proper divisors (1003312403).

3785118445 is a wasteful number, since it uses less digits than its factorization.

3785118445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519660.

The product of its digits is 537600, while the sum is 46.

The square root of 3785118445 is about 61523.3162711504. The cubic root of 3785118445 is about 1558.4510217833.

The spelling of 3785118445 in words is "three billion, seven hundred eighty-five million, one hundred eighteen thousand, four hundred forty-five".