11185078621012 has 24 divisors (see below), whose sum is σ = 20786792166504. Its totient is φ = 5247947507712.

The previous prime is 11185078621009. The next prime is 11185078621039. The reversal of 11185078621012 is 21012687058111.

It can be written as a sum of positive squares in 4 ways, for example, as 2862742177296 + 8322336443716 = 1691964^2 + 2884846^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11185078621012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244022263 + ... + 244068094.

It is an arithmetic number, because the mean of its divisors is an integer number (866116340271).

Almost surely, 2^{11185078621012} is an apocalyptic number.

It is an amenable number.

11185078621012 is a deficient number, since it is larger than the sum of its proper divisors (9601713545492).

11185078621012 is a wasteful number, since it uses less digits than its factorization.

11185078621012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488090715 (or 488090713 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 43.

The spelling of 11185078621012 in words is "eleven trillion, one hundred eighty-five billion, seventy-eight million, six hundred twenty-one thousand, twelve".