11212574644 has 12 divisors (see below), whose sum is σ = 19812511264. Its totient is φ = 5551857144.

The previous prime is 11212574627. The next prime is 11212574657. The reversal of 11212574644 is 44647521211.

11212574644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13607082 + ... + 13607905.

Almost surely, 2^11212574644 is an apocalyptic number.

It is an amenable number.

11212574644 is a deficient number, since it is larger than the sum of its proper divisors (8599936620).

11212574644 is a wasteful number, since it uses less digits than its factorization.

11212574644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27215094 (or 27215092 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The spelling of 11212574644 in words is "eleven billion, two hundred twelve million, five hundred seventy-four thousand, six hundred forty-four".