11770215811057 has 16 divisors (see below), whose sum is σ = 12907399849344. Its totient is φ = 10644242560000.

The previous prime is 11770215811007. The next prime is 11770215811087. The reversal of 11770215811057 is 75011851207711.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11770215811057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11770215810998 and 11770215811016.

It is not an unprimeable number, because it can be changed into a prime (11770215811007) 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 15 ways as a sum of consecutive naturals, for example, 13781457 + ... + 14610577.

It is an arithmetic number, because the mean of its divisors is an integer number (806712490584).

Almost surely, 2^{11770215811057} is an apocalyptic number.

It is an amenable number.

11770215811057 is a deficient number, since it is larger than the sum of its proper divisors (1137184038287).

11770215811057 is a wasteful number, since it uses less digits than its factorization.

11770215811057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835880.

The product of its (nonzero) digits is 137200, while the sum is 46.

The spelling of 11770215811057 in words is "eleven trillion, seven hundred seventy billion, two hundred fifteen million, eight hundred eleven thousand, fifty-seven".