11655555015652 has 12 divisors (see below), whose sum is σ = 20397278317500. Its totient is φ = 5827761210656.

The previous prime is 11655555015623. The next prime is 11655555015653. The reversal of 11655555015652 is 25651055555611.

It can be written as a sum of positive squares in 2 ways, for example, as 9500548631616 + 2155006384036 = 3082296^2 + 1467994^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11655555015652.

It is not an unprimeable number, because it can be changed into a prime (11655555015653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2387527 + ... + 5386222.

It is an arithmetic number, because the mean of its divisors is an integer number (1699773193125).

Almost surely, 2^{11655555015652} is an apocalyptic number.

It is an amenable number.

11655555015652 is a deficient number, since it is larger than the sum of its proper divisors (8741723301848).

11655555015652 is a wasteful number, since it uses less digits than its factorization.

11655555015652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8148590 (or 8148588 counting only the distinct ones).

The product of its (nonzero) digits is 5625000, while the sum is 52.

The spelling of 11655555015652 in words is "eleven trillion, six hundred fifty-five billion, five hundred fifty-five million, fifteen thousand, six hundred fifty-two".