3786404545 has 16 divisors (see below), whose sum is σ = 5664855168. Its totient is φ = 2360355840.

The previous prime is 3786404521. The next prime is 3786404549. The reversal of 3786404545 is 5454046873.

3786404545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3786404545 - 2⁵ = 3786404513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3786404495 and 3786404504.

It is not an unprimeable number, because it can be changed into a prime (3786404549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4917024 + ... + 4917793.

It is an arithmetic number, because the mean of its divisors is an integer number (354053448).

Almost surely, 2^3786404545 is an apocalyptic number.

3786404545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3786404545 is a deficient number, since it is larger than the sum of its proper divisors (1878450623).

3786404545 is a wasteful number, since it uses less digits than its factorization.

3786404545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9834840.

The product of its (nonzero) digits is 1612800, while the sum is 46.

The square root of 3786404545 is about 61533.7675183309. The cubic root of 3786404545 is about 1558.6275109230.

The spelling of 3786404545 in words is "three billion, seven hundred eighty-six million, four hundred four thousand, five hundred forty-five".