11628178088 has 8 divisors (see below), whose sum is σ = 21802833930. Its totient is φ = 5814089040.

The previous prime is 11628178063. The next prime is 11628178091. The reversal of 11628178088 is 88087182611.

It can be written as a sum of positive squares in only one way, i.e., 11341824004 + 286354084 = 106498^2 + 16922^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726761123 + ... + 726761138.

Almost surely, 2^11628178088 is an apocalyptic number.

It is an amenable number.

11628178088 is a deficient number, since it is larger than the sum of its proper divisors (10174655842).

11628178088 is a wasteful number, since it uses less digits than its factorization.

11628178088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453522267 (or 1453522263 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 50.

The spelling of 11628178088 in words is "eleven billion, six hundred twenty-eight million, one hundred seventy-eight thousand, eighty-eight".