3680076561 has 32 divisors (see below), whose sum is σ = 5718789120. Its totient is φ = 2061457344.

The previous prime is 3680076551. The next prime is 3680076593. The reversal of 3680076561 is 1656700863.

3680076561 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 3680076561 - 2¹⁵ = 3680043793 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3680076551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 458166 + ... + 466128.

It is an arithmetic number, because the mean of its divisors is an integer number (178712160).

Almost surely, 2^3680076561 is an apocalyptic number.

It is an amenable number.

3680076561 is a deficient number, since it is larger than the sum of its proper divisors (2038712559).

3680076561 is a wasteful number, since it uses less digits than its factorization.

3680076561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8405.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 3680076561 is about 60663.6345844856. The cubic root of 3680076561 is about 1543.8992324692.

The spelling of 3680076561 in words is "three billion, six hundred eighty million, seventy-six thousand, five hundred sixty-one".