11571941564092 has 96 divisors (see below), whose sum is σ = 25351605586944. Its totient is φ = 4499794252800.

The previous prime is 11571941564041. The next prime is 11571941564119. The reversal of 11571941564092 is 29046514917511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7877988 + ... + 9230740.

It is an arithmetic number, because the mean of its divisors is an integer number (264079224864).

Almost surely, 2^{11571941564092} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11571941564092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12675802793472).

11571941564092 is an abundant number, since it is smaller than the sum of its proper divisors (13779664022852).

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

11571941564092 is a wasteful number, since it uses less digits than its factorization.

11571941564092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353179 (or 1353177 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 55.

The spelling of 11571941564092 in words is "eleven trillion, five hundred seventy-one billion, nine hundred forty-one million, five hundred sixty-four thousand, ninety-two".