11655312130 has 128 divisors (see below), whose sum is σ = 26790206976. Its totient is φ = 3545856000.

The previous prime is 11655312091. The next prime is 11655312133. The reversal of 11655312130 is 3121355611.

It is not an unprimeable number, because it can be changed into a prime (11655312133) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5676184 + ... + 5678236.

It is an arithmetic number, because the mean of its divisors is an integer number (209298492).

Almost surely, 2^11655312130 is an apocalyptic number.

11655312130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11655312130 is an abundant number, since it is smaller than the sum of its proper divisors (15134894846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11655312130 is a wasteful number, since it uses less digits than its factorization.

11655312130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252.

The product of its (nonzero) digits is 2700, while the sum is 28.

Adding to 11655312130 its reverse (3121355611), we get a palindrome (14776667741).

The spelling of 11655312130 in words is "eleven billion, six hundred fifty-five million, three hundred twelve thousand, one hundred thirty".