5661414677 has 2 divisors, whose sum is σ = 5661414678. Its totient is φ = 5661414676.

The previous prime is 5661414643. The next prime is 5661414727. The reversal of 5661414677 is 7764141665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5553379441 + 108035236 = 74521^2 + 10394^2 .

It is a cyclic number.

It is not a de Polignac number, because 5661414677 - 2²⁴ = 5644637461 is a prime.

It is a super-2 number, since 2×5661414677² = 64103232289902028658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5661414607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830707338 + 2830707339.

It is an arithmetic number, because the mean of its divisors is an integer number (2830707339).

Almost surely, 2^5661414677 is an apocalyptic number.

It is an amenable number.

5661414677 is a deficient number, since it is larger than the sum of its proper divisors (1).

5661414677 is an equidigital number, since it uses as much as digits as its factorization.

5661414677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 47.

The square root of 5661414677 is about 75242.3728825720. The cubic root of 5661414677 is about 1782.2761225528.

The spelling of 5661414677 in words is "five billion, six hundred sixty-one million, four hundred fourteen thousand, six hundred seventy-seven".