11603685434355 has 96 divisors (see below), whose sum is σ = 23207839110144. Its totient is φ = 5253457160448.

The previous prime is 11603685434311. The next prime is 11603685434371. The reversal of 11603685434355 is 55343458630611.

11603685434355 is a `hidden beast` number, since 1 + 1 + 6 + 0 + 3 + 6 + 8 + 543 + 43 + 55 = 666.

It is not a de Polignac number, because 11603685434355 - 2⁶ = 11603685434291 is a prime.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 121728522 + ... + 121823808.

It is an arithmetic number, because the mean of its divisors is an integer number (241748324064).

Almost surely, 2^{11603685434355} is an apocalyptic number.

11603685434355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11603685434355 is an abundant number, since it is smaller than the sum of its proper divisors (11604153675789).

11603685434355 is a wasteful number, since it uses less digits than its factorization.

11603685434355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99025 (or 99022 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 54.

The spelling of 11603685434355 in words is "eleven trillion, six hundred three billion, six hundred eighty-five million, four hundred thirty-four thousand, three hundred fifty-five".