11115206604552 has 16 divisors (see below), whose sum is σ = 27788016511440. Its totient is φ = 3705068868176.

The previous prime is 11115206604457. The next prime is 11115206604559. The reversal of 11115206604552 is 25540660251111.

It is a self number, because there is not a number n which added to its sum of digits gives 11115206604552.

It is not an unprimeable number, because it can be changed into a prime (11115206604559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231566804238 + ... + 231566804285.

It is an arithmetic number, because the mean of its divisors is an integer number (1736751031965).

Almost surely, 2^{11115206604552} is an apocalyptic number.

11115206604552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11115206604552 is an abundant number, since it is smaller than the sum of its proper divisors (16672809906888).

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

11115206604552 is a wasteful number, since it uses less digits than its factorization.

11115206604552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463133608532 (or 463133608528 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 39.

Adding to 11115206604552 its reverse (25540660251111), we get a palindrome (36655866855663).

The spelling of 11115206604552 in words is "eleven trillion, one hundred fifteen billion, two hundred six million, six hundred four thousand, five hundred fifty-two".