11171260731764 has 48 divisors (see below), whose sum is σ = 22419935637120. Its totient is φ = 4771123115520.

The previous prime is 11171260731707. The next prime is 11171260731781. The reversal of 11171260731764 is 46713706217111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8754824 + ... + 9949344.

It is an arithmetic number, because the mean of its divisors is an integer number (467081992440).

Almost surely, 2^{11171260731764} is an apocalyptic number.

11171260731764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11171260731764 is an abundant number, since it is smaller than the sum of its proper divisors (11248674905356).

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

11171260731764 is a wasteful number, since it uses less digits than its factorization.

11171260731764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195688 (or 1195686 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 47.

Adding to 11171260731764 its reverse (46713706217111), we get a palindrome (57884966948875).

The spelling of 11171260731764 in words is "eleven trillion, one hundred seventy-one billion, two hundred sixty million, seven hundred thirty-one thousand, seven hundred sixty-four".