11578025044 has 12 divisors (see below), whose sum is σ = 20269375924. Its totient is φ = 5786774784.

The previous prime is 11578025033. The next prime is 11578025057. The reversal of 11578025044 is 44052087511.

It can be written as a sum of positive squares in 2 ways, for example, as 9296816400 + 2281208644 = 96420^2 + 47762^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11578024994 and 11578025012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547767 + ... + 568510.

Almost surely, 2^11578025044 is an apocalyptic number.

It is an amenable number.

11578025044 is a deficient number, since it is larger than the sum of its proper divisors (8691350880).

11578025044 is a wasteful number, since it uses less digits than its factorization.

11578025044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118874 (or 1118872 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 37.

The spelling of 11578025044 in words is "eleven billion, five hundred seventy-eight million, twenty-five thousand, forty-four".