5469775661 has 8 divisors (see below), whose sum is σ = 6260634624. Its totient is φ = 4681282320.

The previous prime is 5469775657. The next prime is 5469775673. The reversal of 5469775661 is 1665779645.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5469775661 - 2² = 5469775657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5469775597 and 5469775606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5469775621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586445 + ... + 595698.

It is an arithmetic number, because the mean of its divisors is an integer number (782579328).

Almost surely, 2^5469775661 is an apocalyptic number.

It is an amenable number.

5469775661 is a deficient number, since it is larger than the sum of its proper divisors (790858963).

5469775661 is a wasteful number, since it uses less digits than its factorization.

5469775661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182811.

The product of its digits is 9525600, while the sum is 56.

The square root of 5469775661 is about 73957.9316976888. The cubic root of 5469775661 is about 1761.9348192087.

The spelling of 5469775661 in words is "five billion, four hundred sixty-nine million, seven hundred seventy-five thousand, six hundred sixty-one".