11100050557 has 8 divisors (see below), whose sum is σ = 11461936640. Its totient is φ = 10738403280.

The previous prime is 11100050537. The next prime is 11100050561. The reversal of 11100050557 is 75505000111.

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 11100050557 - 2²³ = 11091661949 is a prime.

It is a super-2 number, since 2×11100050557² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100050537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37303 + ... + 153595.

It is an arithmetic number, because the mean of its divisors is an integer number (1432742080).

Almost surely, 2^11100050557 is an apocalyptic number.

It is an amenable number.

11100050557 is a deficient number, since it is larger than the sum of its proper divisors (361886083).

11100050557 is a wasteful number, since it uses less digits than its factorization.

11100050557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119403.

The product of its (nonzero) digits is 875, while the sum is 25.

Adding to 11100050557 its reverse (75505000111), we get a palindrome (86605050668).

The spelling of 11100050557 in words is "eleven billion, one hundred million, fifty thousand, five hundred fifty-seven".