6692045561 has 8 divisors (see below), whose sum is σ = 6785854464. Its totient is φ = 6598294560.

The previous prime is 6692045557. The next prime is 6692045599. The reversal of 6692045561 is 1655402966.

6692045561 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6692045561 - 2² = 6692045557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6692045501) 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, 252440 + ... + 277686.

It is an arithmetic number, because the mean of its divisors is an integer number (848231808).

Almost surely, 2^6692045561 is an apocalyptic number.

It is an amenable number.

6692045561 is a deficient number, since it is larger than the sum of its proper divisors (93808903).

6692045561 is a wasteful number, since it uses less digits than its factorization.

6692045561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28951.

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 6692045561 is about 81804.9238188020. The cubic root of 6692045561 is about 1884.4572789979.

The spelling of 6692045561 in words is "six billion, six hundred ninety-two million, forty-five thousand, five hundred sixty-one".