11581670774004 has 48 divisors (see below), whose sum is σ = 28719124713216. Its totient is φ = 3620057702400.

The previous prime is 11581670773993. The next prime is 11581670774033. The reversal of 11581670774004 is 40047707618511.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 104691757 + ... + 104802324.

It is an arithmetic number, because the mean of its divisors is an integer number (598315098192).

Almost surely, 2^{11581670774004} is an apocalyptic number.

It is an amenable number.

11581670774004 is an abundant number, since it is smaller than the sum of its proper divisors (17137453939212).

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

11581670774004 is a wasteful number, since it uses less digits than its factorization.

11581670774004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209494376 (or 209494374 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 51.

The spelling of 11581670774004 in words is "eleven trillion, five hundred eighty-one billion, six hundred seventy million, seven hundred seventy-four thousand, four".