3678045699 has 4 divisors (see below), whose sum is σ = 4904060936. Its totient is φ = 2452030464.

The previous prime is 3678045697. The next prime is 3678045743. The reversal of 3678045699 is 9965408763.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9965408763 = 3 ⋅3321802921.

It is not a de Polignac number, because 3678045699 - 2¹ = 3678045697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3678045697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613007614 + ... + 613007619.

It is an arithmetic number, because the mean of its divisors is an integer number (1226015234).

Almost surely, 2^3678045699 is an apocalyptic number.

3678045699 is a deficient number, since it is larger than the sum of its proper divisors (1226015237).

3678045699 is a wasteful number, since it uses less digits than its factorization.

3678045699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226015236.

The product of its (nonzero) digits is 9797760, while the sum is 57.

The square root of 3678045699 is about 60646.8935643039. The cubic root of 3678045699 is about 1543.6151783038.

It can be divided in two parts, 367 and 8045699, that added together give a triangular number (8046066 = T₄₀₁₁).

The spelling of 3678045699 in words is "three billion, six hundred seventy-eight million, forty-five thousand, six hundred ninety-nine".