3866013603 has 12 divisors (see below), whose sum is σ = 5791066008. Its totient is φ = 2577342240.

The previous prime is 3866013601. The next prime is 3866013607. The reversal of 3866013603 is 3063106683.

3866013603 is a `hidden beast` number, since 38 + 6 + 6 + 0 + 13 + 603 = 666.

It is not a de Polignac number, because 3866013603 - 2¹ = 3866013601 is a prime.

It is a super-2 number, since 2×3866013603² = 29892122357162083218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3866013601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7954518 + ... + 7955003.

It is an arithmetic number, because the mean of its divisors is an integer number (482588834).

Almost surely, 2^3866013603 is an apocalyptic number.

3866013603 is a deficient number, since it is larger than the sum of its proper divisors (1925052405).

3866013603 is an equidigital number, since it uses as much as digits as its factorization.

3866013603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15909536 (or 15909524 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 3866013603 is about 62177.2756157746. The cubic root of 3866013603 is about 1569.4752060218.

The spelling of 3866013603 in words is "three billion, eight hundred sixty-six million, thirteen thousand, six hundred three".