2061365677 has 16 divisors (see below), whose sum is σ = 2455478272. Its totient is φ = 1693269360.

The previous prime is 2061365653. The next prime is 2061365699. The reversal of 2061365677 is 7765631602.

It is a cyclic number.

It is not a de Polignac number, because 2061365677 - 2¹⁹ = 2060841389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061365627) 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, 23763 + ... + 68464.

It is an arithmetic number, because the mean of its divisors is an integer number (153467392).

Almost surely, 2^2061365677 is an apocalyptic number.

It is an amenable number.

2061365677 is a deficient number, since it is larger than the sum of its proper divisors (394112595).

2061365677 is a wasteful number, since it uses less digits than its factorization.

2061365677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92368.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 2061365677 is about 45402.2651086925. The cubic root of 2061365677 is about 1272.6774433316.

The spelling of 2061365677 in words is "two billion, sixty-one million, three hundred sixty-five thousand, six hundred seventy-seven".