11057473661 has 8 divisors (see below), whose sum is σ = 11909214240. Its totient is φ = 10205899632.

The previous prime is 11057473657. The next prime is 11057473673. The reversal of 11057473661 is 16637475011.

11057473661 is digitally balanced in base 2, 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 11057473661 - 2² = 11057473657 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 (11057473621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119330 + ... + 190668.

It is an arithmetic number, because the mean of its divisors is an integer number (1488651780).

Almost surely, 2^11057473661 is an apocalyptic number.

It is an amenable number.

11057473661 is a deficient number, since it is larger than the sum of its proper divisors (851740579).

11057473661 is a wasteful number, since it uses less digits than its factorization.

11057473661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83275.

The product of its (nonzero) digits is 105840, while the sum is 41.

The spelling of 11057473661 in words is "eleven billion, fifty-seven million, four hundred seventy-three thousand, six hundred sixty-one".