11194677557 has 8 divisors (see below), whose sum is σ = 12809356800. Its totient is φ = 9583858224.

The previous prime is 11194677551. The next prime is 11194677619. The reversal of 11194677557 is 75577649111.

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 11194677557 - 2¹² = 11194673461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11194677499 and 11194677508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11194677551) 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, 958757 + ... + 970362.

It is an arithmetic number, because the mean of its divisors is an integer number (1601169600).

Almost surely, 2^11194677557 is an apocalyptic number.

It is an amenable number.

11194677557 is a deficient number, since it is larger than the sum of its proper divisors (1614679243).

11194677557 is an equidigital number, since it uses as much as digits as its factorization.

11194677557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929955.

The product of its digits is 1852200, while the sum is 53.

The spelling of 11194677557 in words is "eleven billion, one hundred ninety-four million, six hundred seventy-seven thousand, five hundred fifty-seven".